Upgrade your BMW's performance and aesthetics with APEX wheels, renowned for their strength and lightweight construction achieved through the innovative Flow-formed semi-forging process. These wheels are on average 10lbs lighter or more than typical cast wheels, significantly reducing unsprung weight for optimal performance. The meticulously designed spokes and barrel ensure ample space for brake systems, while maintaining a classic motorsports theme that perfectly complements the aggressive style of BMW vehicles. With APEX wheels, you can enhance the appearance and performance of your BMW, exuding confidence on the road or track.

• Stronger and lighter than typical cast wheels
• Average weight reduction of 10lbs or more enhances performance
• Ample space for brake systems with meticulously designed spokes and barrel
• Classic motorsports theme complements aggressive BMW style
• Boosts confidence on the road or track

Upgrade your BMW's performance and aesthetics with APEX wheels, renowned for their strength and lightweight construction achieved through the innovative Flow-formed semi-forging process. These wheels are on average 10lbs lighter or more than typical cast wheels, significantly reducing unsprung weight for optimal performance. The meticulously designed spokes and barrel ensure ample space for brake systems, while maintaining a classic motorsports theme that perfectly complements the aggressive style of BMW vehicles. With APEX wheels, you can enhance the appearance and performance of your BMW, exuding confidence on the road or track.

• Stronger and lighter than typical cast wheels
• Average weight reduction of 10lbs or more enhances performance
• Ample space for brake systems with meticulously designed spokes and barrel
• Classic motorsports theme complements aggressive BMW style
• Boosts confidence on the road or track

Drastically improve the looks of your vehicle while improving your vehicle's handling characteristics and/or easily adjust your wheel fitment to allow for the proper clearance when installing parts such as new wheels, big brake kits, or lowering suspension components.Interference from components such as shocks, springs, or control arms are a common issue when installing wheel that are not a direct OE size replacement. By moving your wheels a few millimeters each, you can give yourself enough clearance for proper wheel fitment and give your car a wider stance in the process.

ECS Tuning wheel spacers are constructed of high quality 6061-T6 aircraft grade aluminum and are specifically designed by in-house engineers and cnc machined to exact standards, ensuring the best fitment possible. By carefully measuring the OEM wheel hubs and bore dimensions, these spacers mount with minimal clearance to prevent any vibration, retaining the stock-like vibration free operation. 

This kit includes wheel bolts that are lab tested to meet or exceed ISO 898 class 10.9 mechanical and physical properties to ensure perfect fastening of the wheel to the hub with no issues or potential to snap under aggressive driving conditions.

ECS Tuning is a performance and genuine parts provider that designs their ECS Tuning branded aftermarket automotive parts in-house to ensure the highest quality and affordability possible. Every part's design is subjected to a rigorous test fit and stress test period to guarantee proper fitment and continued reliability for years to come.

This item fits the following BMWs:
1997-2003 E39 BMW 525i 528i 530i 540i M5

Enhance your BMW's wheel changing process with a stud conversion kit, facilitating faster and more convenient wheel swaps. This kit includes 20 Conical Seat Lug Nuts and 20 78mm Wheel Studs, offering a permanent wheel-hanging solution that saves time and hassle. By screwing in the provided studs, you'll be ready to go without complexities.

Product Benefits:

• Permanent wheel-hanging solution
• Saves time and hassle during wheel changes
• Versatile use with spacers of up to 30mm
• Facilitates easier wheel installation
• Reduces wear on wheel hubs

Note: Thread-locking compound is recommended during installation. Studs should be torqued to 15Nm.

Enhance your wheel changing experience with a stud conversion kit tailored for your BMW, designed to streamline and expedite the process. The kit comprises:

• Conical Seat Lug Nuts (10)
• 55mm Wheel Studs (10)

This conversion provides permanent wheel hangers, minimizing time and hassle. Simply screw in the provided studs for quick and easy installation.

Why Choose Wheel Studs Over Wheel Bolts?

• Added Confidence: Some racing regulations require wheel studs for improved wheel-to-hub contact, ensuring additional security.
• Versatility for Spacers: Wheel studs accommodate various spacer widths in one application, eliminating the need for custom bolt lengths with different spacer sizes.
• Ease of Installation: Wheel studs simplify the wheel installation process while the nuts secure the wheels in place.
• Reduced Wear: Wheel studs in the hub reduce wear on wheel hubs, compared to frequently removing and installing wheel bolts, enhancing longevity.
• Quick Tire Changes: Wheel studs facilitate swift and effortless tire changes or removal.

*Note: Apply thread-locking compound during installation and torque studs to 15Nm. These studs support spacers up to 10mm in size.*

Enhance your BMW's wheel change process with a stud conversion kit. This comprehensive kit includes Conical Seat Lug Nuts (20) and 56mm Wheel Studs (20), providing a permanent solution for faster and easier wheel changes. By installing the supplied studs, you'll have permanent wheel hangers, reducing installation time and hassle significantly.

• Offers permanent wheel hangers for quicker and simpler wheel changes
• Allows accommodation of various spacer widths in one application
• Simplifies wheel installation by using wheel studs as hangers
• Reduces wear on wheel hubs, ensuring less premature wear
• Facilitates quick and easy tire changes due to the retained wheel studs

Note: Thread-locking compound is recommended during installation. Studs should be torqued to 15Nm. These studs may be used with spacers up to 10mm.

Drastically improve the looks of your vehicle while improving your vehicle's handling characteristics and/or easily adjust your wheel fitment to allow for the proper clearance when installing parts such as new wheels, big brake kits, or lowering suspension components.Interference from components such as shocks, springs, or control arms are a common issue when installing wheel that are not a direct OE size replacement. By moving your wheels a few millimeters each, you can give yourself enough clearance for proper wheel fitment and give your car a wider stance in the process.

ECS Tuning wheel spacers are constructed of high quality 6061-T6 aircraft grade aluminum and are specifically designed by in-house engineers and cnc machined to exact standards, ensuring the best fitment possible. By carefully measuring the OEM wheel hubs and bore dimensions, these spacers mount with minimal clearance to prevent any vibration, retaining the stock-like vibration free operation. 

ECS Tuning is a performance and genuine parts provider that designs their ECS Tuning branded aftermarket automotive parts in-house to ensure the highest quality and affordability possible. Every part's design is subjected to a rigorous test fit and stress test period to guarantee proper fitment and continued reliability for years to come.

This item fits the following BMWs:
1997-2003 E39 BMW 525i 528i 530i 540i M5
2007-2013 E70 BMW X5 3.0si X5 4.8i X5 xDrive30i X5 xDrive35d X5 xDrive35i X5 xDrive48i
​Front Only
2007-2013 E70 BMW X5M
2007-2014 E71 BMW X6 xDrive35i X6 xDrive50i X6M

Upgrade Your BMW's Wheel System with a Stud Conversion Kit

Upgrade your BMW's wheel system with a stud conversion kit, designed to facilitate quicker and easier wheel changes. This kit comprises Conical Seat Lug Nuts (10) and 70mm Wheel Studs (10), ensuring hassle-free and time-saving wheel swaps. Simply install the provided studs, granting permanent wheel hangers for effortless wheel mounting.

Key Benefits:

• Permanent wheel hangers for simplified and quicker wheel changes
• Enhanced confidence in wheel-to-hub contact, ideal for racing purposes
• Accommodates various spacer widths, eliminating the need for custom lengths
• Facilitates easier wheel installation, using studs as wheel hangers while nuts secure the wheel
• Reduces wear on wheel hubs, enhancing longevity
• Streamlines tire changes with studs remaining in the hub for swift removal/installation

Upgrade your BMW's wheel setup effortlessly and ensure quicker wheel changes with a stud conversion kit, offering improved wheel-to-hub contact, ease of installation, and reduced wear on wheel hubs.

Experience the ECS Tuning Wheel Spacer Fitment Kit Rent & Return Program

Explore the ECS Tuning Wheel Spacer Fitment Kit Rent & Return program, designed for Euro vehicles, offering the flexibility to experiment with wheel spacers hassle-free. Test fit various thickness spacers and bolt patterns to optimize your wheel fitment without commitment.

• Easy FedEx return with included shipping label (available for contiguous US customers)
• Receive a $110.00 account credit upon returning the complete fitment kit
• Contains 5 different thickness spacers for test fitting
• Accommodates 5 different bolt patterns: 4X100, 5X100, 5X112, 5X120, 5X130mm
• Each kit includes various nuts and studs for compatibility with different applications
• Designed for test fitting purposes only; cannot be used for driving

*$110.00 account credit will be applied on receipt of complete, serviceable Wheel Spacer Fitment Kit. Partial credit may be issued in the event of an incomplete kit.

**Vehicles with pre-installed wheel studs or stud conversions will need studs removed before test-fit as the spacers do not have all lug holes available**

Drastically improve the looks of your vehicle while improving your vehicle's handling characteristics and/or easily adjust your wheel fitment to allow for the proper clearance when installing parts such as new wheels, big brake kits, or lowering suspension components.Interference from components such as shocks, springs, or control arms are a common issue when installing wheel that are not a direct OE size replacement. By moving your wheels a few millimeters each, you can give yourself enough clearance for proper wheel fitment and give your car a wider stance in the process.

ECS Tuning wheel spacers are constructed of high quality 6061-T6 aircraft grade aluminum and are specifically designed by in-house engineers and cnc machined to exact standards, ensuring the best fitment possible. By carefully measuring the OEM wheel hubs and bore dimensions, these spacers mount with minimal clearance to prevent any vibration, retaining the stock-like vibration free operation. 

This kit includes wheel bolts that are lab tested to meet or exceed ISO 898 class 10.9 mechanical and physical properties to ensure perfect fastening of the wheel to the hub with no issues or potential to snap under aggressive driving conditions.

ECS Tuning is a performance and genuine parts provider that designs their ECS Tuning branded aftermarket automotive parts in-house to ensure the highest quality and affordability possible. Every part's design is subjected to a rigorous test fit and stress test period to guarantee proper fitment and continued reliability for years to come.

This item fits the following BMWs:
1997-2003 E39 BMW 525i 528i 530i 540i M5

Drastically improve the looks of your vehicle while improving your vehicle's handling characteristics and/or easily adjust your wheel fitment to allow for the proper clearance when installing parts such as new wheels, big brake kits, or lowering suspension components.Interference from components such as shocks, springs, or control arms are a common issue when installing wheel that are not a direct OE size replacement. By moving your wheels a few millimeters each, you can give yourself enough clearance for proper wheel fitment and give your car a wider stance in the process.

ECS Tuning wheel spacers are constructed of high quality 6061-T6 aircraft grade aluminum and are specifically designed by in-house engineers and cnc machined to exact standards, ensuring the best fitment possible. By carefully measuring the OEM wheel hubs and bore dimensions, these spacers mount with minimal clearance to prevent any vibration, retaining the stock-like vibration free operation. 

ECS Tuning is a performance and genuine parts provider that designs their ECS Tuning branded aftermarket automotive parts in-house to ensure the highest quality and affordability possible. Every part's design is subjected to a rigorous test fit and stress test period to guarantee proper fitment and continued reliability for years to come.

This item fits the following BMWs:
1997-2003 E39 BMW 525i 528i 530i 540i M5
2007-2013 E70 BMW X5 3.0si X5 4.8i X5 xDrive30i X5 xDrive35d X5 xDrive35i X5 xDrive48i
​Front Only
2007-2013 E70 BMW X5M
2007-2014 E71 BMW X6 xDrive35i X6 xDrive50i X6M

Drastically improve the looks of your vehicle while improving your vehicle's handling characteristics and/or easily adjust your wheel fitment to allow for the proper clearance when installing parts such as new wheels, big brake kits, or lowering suspension components.Interference from components such as shocks, springs, or control arms are a common issue when installing wheel that are not a direct OE size replacement. By moving your wheels a few millimeters each, you can give yourself enough clearance for proper wheel fitment and give your car a wider stance in the process.

ECS Tuning wheel spacers are constructed of high quality 6061-T6 aircraft grade aluminum and are specifically designed by in-house engineers and cnc machined to exact standards, ensuring the best fitment possible. By carefully measuring the OEM wheel hubs and bore dimensions, these spacers mount with minimal clearance to prevent any vibration, retaining the stock-like vibration free operation. 

ECS Tuning is a performance and genuine parts provider that designs their ECS Tuning branded aftermarket automotive parts in-house to ensure the highest quality and affordability possible. Every part's design is subjected to a rigorous test fit and stress test period to guarantee proper fitment and continued reliability for years to come.

This item fits the following BMWs:
1997-2003 E39 BMW 525i 528i 530i 540i M5
2007-2013 E70 BMW X5 3.0si X5 4.8i X5 xDrive30i X5 xDrive35d X5 xDrive35i X5 xDrive48i
​Front Only
2007-2013 E70 BMW X5M
2007-2014 E71 BMW X6 xDrive35i X6 xDrive50i X6M

Drastically improve the looks of your vehicle while improving your vehicle's handling characteristics and/or easily adjust your wheel fitment to allow for the proper clearance when installing parts such as new wheels, big brake kits, or lowering suspension components.Interference from components such as shocks, springs, or control arms are a common issue when installing wheel that are not a direct OE size replacement. By moving your wheels a few millimeters each, you can give yourself enough clearance for proper wheel fitment and give your car a wider stance in the process.

ECS Tuning wheel spacers are constructed of high quality 6061-T6 aircraft grade aluminum and are specifically designed by in-house engineers and cnc machined to exact standards, ensuring the best fitment possible. By carefully measuring the OEM wheel hubs and bore dimensions, these spacers mount with minimal clearance to prevent any vibration, retaining the stock-like vibration free operation. 

This kit includes wheel bolts that are lab tested to meet or exceed ISO 898 class 10.9 mechanical and physical properties to ensure perfect fastening of the wheel to the hub with no issues or potential to snap under aggressive driving conditions.

ECS Tuning is a performance and genuine parts provider that designs their ECS Tuning branded aftermarket automotive parts in-house to ensure the highest quality and affordability possible. Every part's design is subjected to a rigorous test fit and stress test period to guarantee proper fitment and continued reliability for years to come.

This item fits the following BMWs:
1997-2003 E39 BMW 525i 528i 530i 540i M5

Drastically improve the looks of your vehicle while improving your vehicle's handling characteristics and/or easily adjust your wheel fitment to allow for the proper clearance when installing parts such as new wheels, big brake kits, or lowering suspension components.Interference from components such as shocks, springs, or control arms are a common issue when installing wheel that are not a direct OE size replacement. By moving your wheels a few millimeters each, you can give yourself enough clearance for proper wheel fitment and give your car a wider stance in the process.

ECS Tuning wheel spacers are constructed of high quality 6061-T6 aircraft grade aluminum and are specifically designed by in-house engineers and cnc machined to exact standards, ensuring the best fitment possible. By carefully measuring the OEM wheel hubs and bore dimensions, these spacers mount with minimal clearance to prevent any vibration, retaining the stock-like vibration free operation. 

ECS Tuning is a performance and genuine parts provider that designs their ECS Tuning branded aftermarket automotive parts in-house to ensure the highest quality and affordability possible. Every part's design is subjected to a rigorous test fit and stress test period to guarantee proper fitment and continued reliability for years to come

This item fits the following BMWs:
1997-2003 E39 BMW 525i 528i 530i 540i M5
2007-2013 E70 BMW X5 3.0si X5 4.8i X5 xDrive30i X5 xDrive35d X5 xDrive35i X5 xDrive48i
​Front Only
2007-2013 E70 BMW X5M
2007-2014 E71 BMW X6 xDrive35i X6 xDrive50i X6M

BMW E30 Wheel Stud Conversion Kit - Full Set

Transform your BMW E30 with the BMW E30 Wheel Stud Conversion Kit - Full Set. This comprehensive conversion kit is designed to enhance the performance and convenience of your vehicle. With high-quality wheel studs included, it ensures secure wheel mounting for added safety on the road. Upgrade your BMW E30 with this kit and enjoy the following benefits:

• Improved wheel mounting security
• Easier wheel installation and removal
• Prevents stripped lug bolts
• Durable construction for long-lasting performance

Drastically improve the looks of your vehicle while improving your vehicle's handling characteristics and/or easily adjust your wheel fitment to allow for the proper clearance when installing parts such as new wheels, big brake kits, or lowering suspension components.Interference from components such as shocks, springs, or control arms are a common issue when installing wheel that are not a direct OE size replacement. By moving your wheels a few millimeters each, you can give yourself enough clearance for proper wheel fitment and give your car a wider stance in the process.

ECS Tuning wheel spacers are constructed of high quality 6061-T6 aircraft grade aluminum and are specifically designed by in-house engineers and cnc machined to exact standards, ensuring the best fitment possible. By carefully measuring the OEM wheel hubs and bore dimensions, these spacers mount with minimal clearance to prevent any vibration, retaining the stock-like vibration free operation.

ECS Tuning is a performance and genuine parts provider that designs their ECS Tuning branded aftermarket automotive parts in-house to ensure the highest quality and affordability possible. Every part's design is subjected to a rigorous test fit and stress test period to guarantee proper fitment and continued reliability for years to come.

This item fits the following BMWs:
1997-2003 E39 BMW 525i 528i 530i 540i M5
2007-2013 E70 BMW X5 3.0si X5 4.8i X5 xDrive30i X5 xDrive35d X5 xDrive35i X5 xDrive48i
​Front Only
2007-2013 E70 BMW X5M
2007-2014 E71 BMW X6 xDrive35i X6 xDrive50i X6M

Upgrade the wheel setup of your BMW with the BMW Wheel Stud Conversion Kit - Half set. This high-quality conversion kit allows you to replace your existing wheel bolts with wheel studs, providing easier wheel installation and improved stability. Engineered specifically for BMW models, this kit includes everything you need for a half-set conversion. Enhance the performance and convenience of your BMW with this premium wheel stud conversion kit.

• Easier wheel installation compared to traditional bolts
• Improved stability and safety with wheel studs
• Engineered specifically for BMW models
• Includes everything needed for a half-set conversion

Drastically improve the looks of your vehicle while improving your vehicle's handling characteristics and/or easily adjust your wheel fitment to allow for the proper clearance when installing parts such as new wheels, big brake kits, or lowering suspension components.Interference from components such as shocks, springs, or control arms are a common issue when installing wheel that are not a direct OE size replacement. By moving your wheels a few millimeters each, you can give yourself enough clearance for proper wheel fitment and give your car a wider stance in the process.

ECS Tuning wheel spacers are constructed of high quality 6061-T6 aircraft grade aluminum and are specifically designed by in-house engineers and cnc machined to exact standards, ensuring the best fitment possible. By carefully measuring the OEM wheel hubs and bore dimensions, these spacers mount with minimal clearance to prevent any vibration, retaining the stock-like vibration free operation. 

ECS Tuning is a performance and genuine parts provider that designs their ECS Tuning branded aftermarket automotive parts in-house to ensure the highest quality and affordability possible. Every part's design is subjected to a rigorous test fit and stress test period to guarantee proper fitment and continued reliability for years to come.

This item fits the following BMWs:
1997-2003 E39 BMW 525i 528i 530i 540i M5
2007-2013 E70 BMW X5 3.0si X5 4.8i X5 xDrive30i X5 xDrive35d X5 xDrive35i X5 xDrive48i
​Front Only
2007-2013 E70 BMW X5M
2007-2014 E71 BMW X6 xDrive35i X6 xDrive50i X6M

Drastically improve the looks of your vehicle while improving your vehicle's handling characteristics and/or easily adjust your wheel fitment to allow for the proper clearance when installing parts such as new wheels, big brake kits, or lowering suspension components.Interference from components such as shocks, springs, or control arms are a common issue when installing wheel that are not a direct OE size replacement. By moving your wheels a few millimeters each, you can give yourself enough clearance for proper wheel fitment and give your car a wider stance in the process.

ECS Tuning wheel spacers are constructed of high quality 6061-T6 aircraft grade aluminum and are specifically designed by in-house engineers and cnc machined to exact standards, ensuring the best fitment possible. By carefully measuring the OEM wheel hubs and bore dimensions, these spacers mount with minimal clearance to prevent any vibration, retaining the stock-like vibration free operation. 

ECS Tuning is a performance and genuine parts provider that designs their ECS Tuning branded aftermarket automotive parts in-house to ensure the highest quality and affordability possible. Every part's design is subjected to a rigorous test fit and stress test period to guarantee proper fitment and continued reliability for years to come.

This item fits the following BMWs:
1997-2003 E39 BMW 525i 528i 530i 540i M5
2007-2013 E70 BMW X5 3.0si X5 4.8i X5 xDrive30i X5 xDrive35d X5 xDrive35i X5 xDrive48i
​Front Only
2007-2013 E70 BMW X5M
2007-2014 E71 BMW X6 xDrive35i X6 xDrive50i X6M

Wheel Stud Conversion Kit - Full Set: Enhance Your BMW's Performance

• Allows for easier and quicker wheel changes
• Provides a more secure and reliable wheel mounting solution
• Reduces the risk of stripped lug bolts
• Compatible with various BMW models

Upgrade the performance of your BMW with the Wheel Stud Conversion Kit - Full Set. This comprehensive kit allows for easier and quicker wheel changes, providing a more secure and reliable wheel mounting solution compared to traditional lug bolts. With reduced risk of stripped lug bolts, you can enjoy peace of mind while driving your BMW. Plus, the kit is compatible with various BMW models, ensuring versatility and ease of installation. Access Secret Premium Dashboard

Drastically improve the looks of your vehicle while improving your vehicle's handling characteristics and/or easily adjust your wheel fitment to allow for the proper clearance when installing parts such as new wheels, big brake kits, or lowering suspension components.Interference from components such as shocks, springs, or control arms are a common issue when installing wheel that are not a direct OE size replacement. By moving your wheels a few millimeters each, you can give yourself enough clearance for proper wheel fitment and give your car a wider stance in the process.

ECS Tuning wheel spacers are constructed of high quality 6061-T6 aircraft grade aluminum and are specifically designed by in-house engineers and cnc machined to exact standards, ensuring the best fitment possible. By carefully measuring the OEM wheel hubs and bore dimensions, these spacers mount with minimal clearance to prevent any vibration, retaining the stock-like vibration free operation. 

This kit includes wheel bolts that are lab tested to meet or exceed ISO 898 class 10.9 mechanical and physical properties to ensure perfect fastening of the wheel to the hub with no issues or potential to snap under aggressive driving conditions.

ECS Tuning is a performance and genuine parts provider that designs their ECS Tuning branded aftermarket automotive parts in-house to ensure the highest quality and affordability possible. Every part's design is subjected to a rigorous test fit and stress test period to guarantee proper fitment and continued reliability for years to come.

This item fits the following BMWs:
1997-2003 E39 BMW 525i 528i 530i 540i M5