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This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
Enhance the power and torque of your BMW effortlessly with a Turner Performance Chip. These chips, meticulously dyno-tuned by the BMW tuning legend Jim Conforti, are the perfect solution for optimizing high-octane (91+) pump gas, resulting in enhanced mid-range torque and high-RPM horsepower. To maximize these improvements, the chip raises the rev limit and meticulously fine-tunes fuel and spark maps to elevate your BMW's performance beyond factory standards. Installing a Turner Performance Chip comes with no downsides – each chip is engineered to safely boost performance while retaining driveability and responsiveness. Detailed instructions are included, and installation is typically a one-hour task for an enthusiast with basic hand tools.
With over two decades of experience, Turner Motorsport and Jim Conforti are experts in bringing your BMW to life through software tuning. Unlike generic eBay chips, Turner Performance Chips are crafted with rigorously tested and carefully designed fuel & spark maps. This ensures that your BMW achieves outstanding performance without risking engine damage or driveability issues. Since 1995, Jim Conforti has dedicated himself to fine-tuning the BMW driving experience, uncovering additional power and torque, and enhancing throttle response. With a remarkable track record of over 10,000 units sold, Jim Conforti is rightfully recognized as the leader in BMW chip tuning. Don't be fooled by imitations – your BMW deserves the very best.
The BMW M50 engine is renowned for its bulletproof reliability, and it's widely known that it has the potential for significantly more power than it leaves the factory with. Jim Conforti has tailored this Turner Conforti Performance Chip to harness the M50's strengths without compromising reliability. This results in additional high-RPM horsepower and mid-range torque, alongside improved throttle response and smoother operation, providing a comprehensive performance upgrade for your BMW.
Key Performance Gains:
The package includes detailed installation instructions to ensure a smooth and hassle-free setup process. Turner stands behind their product with a 30-day money-back guarantee on this performance chip, supported by ECS Tuning.
This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
| Horsepower Gain: | +43 @ 6,250 RPM |
| Torque Gain: | +21 @ 2,000 RPM |
| New Rev Limit | 6,800 |
| Required Vehicle Info | |
| E34 535i 89-92 | Transmission: manual or automatic |
This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
| Required Vehicle Info | |
| All | Confirm the ECU is a Bosch 0 261 203 413 with a silver label |
This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
Enhance your BMW's power and torque effortlessly with the Turner Performance Chip, the ultimate answer to performance prayers. Dyno-tuned by BMW legend Jim Conforti, these chips are crafted to optimize high-octane (91+) pump gas, boosting mid-range torque and high-RPM horsepower. The rev limit is raised, and fuel and spark maps are meticulously fine-tuned to elevate your BMW's performance without compromising reliability.
Experience a horsepower gain of +20 @ 6,000 RPM, a torque gain of +13 @ 4,500 RPM, and a new rev limit of 7,000 RPM. Trust in Turner's confidence with a 30-day money-back guarantee serviced by ECS Tuning.
This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
Adding a Turner Performance Chip gives you the biggest bang for your buck! Jim Conforti tuned these chips on the dyno to boost mid range torque and increase horsepower in the upper RPM range. While not exactly producing V8-levels of torque you will definitely like the 38ft-lb increase at 3500 RPM - right at the start of the power band. The best thing is that there is NO downside to installing a TMS Performance Chip. Turner Motorsport has been in the BMW chip business for close to 10 years and all chips are dyno-tuned to achieve optimum performance and safety. As an added feature, the top speed limiter is removed. Premium 91+ octane fuel is required.
Turner Performance Chips provide the ultimate in performance advantage! Adding a performance chip to your BMW is the easiest and most cost effective way of increasing BMW power, torque, and performance with NO DOWNSIDES. Through years of BMW performance tuning, we are able to maximize power and torque gains for 91 octane fuel used in North America. By making changes in the ignition and fuel maps of the DME we are able to optimize performance with no side effects or compromises. Other changes will make your BMW smoother and more responsive than when it left the factory. Our chips have a lifetime warranty and a 30-day satisfaction guarantee. If for any reason you are not fully satisfied with the increase in power and overall drivability you can return the chip to Turner Motorsport for a full refund. Chips are supplied with detailed instructions and are user-installed in about an hour.
Horsepower Gain:+39 @ 7,000 RPM
Torque Gain:+38 @ 3,500 RPM
New Rev Limit7,500
This performance chip fits the following BMWs:
1991-1993 E34 BMW M5 (US 3.6L)
This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
Need to breath more life into your engine? Add a Turner Performance Chip! These chips were tuned by Jim Conforti on the dyno to maximize the engine's efficiency when using 91 octane gasoline. The result is more horsepower and better torque - especially in the mid-range of the RPM band. Just because your car is a heavy 5-series doesn't mean you can't make the car faster, more responsive, andsmoother-running. The car really feels more alive! There are several different chip options, please let us know if your car has any modifications.
Turner Performance Chips provide the ultimate in performance advantage! Adding a performance chip to your BMW is the easiest and most cost effective way of increasing BMW power, torque, and performance with NO DOWNSIDES. Through years of BMW performance tuning, we are able to maximize power and torque gains for 91 octane fuel used in North America. By making changes in the ignition and fuel maps of the DME we are able to optimize performance with no side effects or compromises. Other changes will make your BMW smoother and more responsive than when it left the factory. Our chips have a lifetime warranty and a 30-day satisfaction guarantee. If for any reason you are not fully satisfied with the increase in power and overall drivability you can return the chip to Turner Motorsport for a full refund. Chips are supplied with detailed instructions and are user-installed in about an hour. Click here for installation instructions. See below for specific information that we may need from your BMW model.
1989-1990 E34 525i Power Gains:
Hp Gain: +15 @ 5,000 RPM
Trq Gain: +15 @ 5,000 RPM
New Rev Limit: 6,900 RPM
Required Vehicle Info
Bosch ECU part number: beginning with "0 261"
Transmission: manual or automatic
This performance chip fits the following BMWs:
1989-1990 E34 BMW 525i (M20 engine)
This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
If you have an M3 engine and want to use the 21.5 lb/hr injectors (pink top, stock on the 2.8 M52 and 3.2 S52) we have the perfect chip for you. Instead of changing to the smaller 17lb injectors or upgrading to the full 24lb, you can use the injectors from the stock 3.2 M3. They are in-between 17lb and 24lb, allowing a little more fuel to compensate for intake and/or exhaust upgrades.Perfect for running headers with an intake! There are plenty of surplus 21.5lb injectors out there (we sometimes have them too, check out Used Parts section).
It's usually not necessary to use bigger injectors but this gives you another option in your engine planning. This software covers almost all of the popular bolt-on upgrades, including the larger HFM (Euro or 540). Choose the mods/upgrades from the list below.Turner Performance Chips provide the ultimate in performance advantage! Adding a performance chip to your BMW is the easiest and most cost effective way of increasing BMW power, torque, and performance with NO DOWNSIDES. Through years of BMW performance tuning, we are able to maximize power and torque gains for 91 octane fuel used in North America. By making changes in the ignition and fuel maps of the DME we are able to optimize performance with no side effects or compromises. Other changes will make your BMW smoother and more responsive than when it left the factory. Our chips have a lifetime warranty and a 30-day satisfaction guarantee. If for any reason you are not fully satisfied with the increase in power and overall drivability you can return the chip to Turner Motorsport for a full refund. Chips are supplied with detailed instructions and are user-installed in about an hour. See below for specific information that we may need from your BMW model.
Note: we will not be offering this software for use with cams. More aggressive camshafts require the use of the Bosch 24lb injectors. The 21.5lb injectors are maxed out when used with cams.
Additional Options:
This S52 OBD-I Performance Chip applies to the following BMWs:
Any S52 engine converted to OBD-I electronics
1985-1992 E30 S52 conversion
1989-1994 E34 S52 conversion
1995* E34 S52 conversion
1992-1994 E36 S52 conversion
1995-1999* E36 S52 conversion
* - 1995-1999 model years may have EWS-II activated. Pay special attention to production dates and ECU numbers.
This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
A Turner Performance Chip for the 1992 E36 325i is an absolute MUST-HAVE performance upgrade. This chip was developed on the dyno to increase horsepower and torque from low RPM all the way up to the new 7000 RPM rev limit. Engine management expert Jim Conforti tuned the fuel and spark mapping to maximize output when used with 91+ octane fuel. More power, a smoother engine, and better response are the results. Bang for the buck, this is hands-down the best upgrade to do. The rev limiter is raised to 7000 RPM and the top speed limiter has been deleted.
Turner Performance Chips provide the ultimate in performance advantage! Adding a performance chip to your BMW is the easiest and most cost effective way of increasing BMW power, torque, and performance with NO DOWNSIDES. Through years of BMW performance tuning, we are able to maximize power and torque gains for 91 octane fuel used in North America. By making changes in the ignition and fuel maps of the DME we are able to optimize performance with no side effects or compromises. Other changes will make your BMW smoother and more responsive than when it left the factory. Our chips have a lifetime warranty and a 30-day satisfaction guarantee. If for any reason you are not fully satisfied with the increase in power and overall drivability you can return the chip to Turner Motorsport for a full refund. Chips are supplied with detailed instructions and are user-installed in about an hour. See below for specific information that we may need from your BMW model.
Horsepower Gain Up To:+20 @ 6,000 RPM
Torque Gain Up To:+13 @ 4,500 RPM
New Rev Limit7,000
E36 325i/is 92Bosch ECU part number, beginning with "0 261"
This performance chip fits the following BMWs:
1992 E36 BMW 325i 325is
This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
Transform your BMW effortlessly with the Turner Performance Chip – the ultimate solution for adding power and torque. Crafted by BMW tuning legend Jim Conforti, these chips are meticulously designed to maximize high-octane (91+) pump gas, elevating mid-range torque and high-RPM horsepower. The rev limit is raised, and fuel and spark maps are fine-tuned, ensuring your BMW outshines its factory performance. No compromises – each Turner Performance Chip is engineered to safely enhance performance while maintaining driveability and responsiveness. Shipped with detailed instructions, enthusiasts can typically install these chips within an hour using hand tools.
Turner Performance Chips lead the BMW chip tuning industry, ensuring your BMW gets the performance it deserves.
This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
Enhance your BMW's performance effortlessly with the Turner Performance Chip, providing an easy solution to add power and torque to your vehicle. These chips have been expertly dyno-tuned by renowned BMW tuning legend, Jim Conforti. Crafted to optimize high-octane (91+) pump gas, they excel at boosting mid-range torque and high-RPM horsepower, resulting in a remarkable upgrade for your BMW. This performance improvement is achieved through raising the rev limit and finely tuning fuel and spark maps, ensuring your BMW performs even better than when it left the factory.
Turner Motorsport and Jim Conforti bring over 20 years of experience in breathing new life into BMWs through software tuning. Unlike inferior eBay chips, Turner Performance Chips are engineered with extensively tested, carefully designed fuel and spark maps, ensuring peak performance without risking engine damage or reducing driveability. Since 1995, Jim Conforti has been utilizing his expertise to refine the BMW driving experience by unleashing more power and torque while enhancing throttle response. With over 10,000 units sold, Jim Conforti is widely recognized as a leader in BMW chip tuning. Your BMW deserves the best—don't be misled by imitators.
This Turner Conforti Performance Chip is meticulously designed to harness the potential of BMW's all-aluminum M60 engine. This impressive V8 engine, known for its lightweight construction and advanced technology, continues to impress. Jim Conforti has carefully fine-tuned the Turner Conforti Performance Chip to deliver more high-RPM horsepower and mid-range torque, addressing the areas where your BMW needs it most.
Turner is so confident that you will be delighted by the power, torque, and overall performance enhancement that they offer a 30-day money-back guarantee for this product, serviced by ECS Tuning.
This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
Experience the easiest way to boost power and torque in your BMW with the Turner Performance Chip. This chip is expertly tuned by renowned BMW specialist Jim Conforti, delivering peak performance on high-octane (91+) pump gas. It excels in enhancing mid-range torque and high-RPM horsepower while keeping your BMW's safety and driveability intact.
Turner Motorsport and Jim Conforti combine over two decades of experience to enhance your BMW's performance through software tuning. Unlike eBay chips, Turner Performance Chips use extensively tested fuel and spark maps, ensuring optimal performance without risking engine damage or reducing driveability. With over 10,000 units sold, Jim Conforti is a renowned leader in BMW chip tuning.
This Turner Conforti Performance Chip is specifically tuned for BMW's M50 engine, known for its reliability and untapped power potential. With a focus on high-RPM horsepower and mid-range torque, this chip also enhances throttle response and overall engine smoothness, offering a comprehensive performance upgrade for your BMW.
Please note that tuning options are available for popular aftermarket upgrades such as a lightened flywheel, intake, and exhaust. Contact your sales representative for details. Turner Motorsport stands behind the quality and performance of this product, offering a 30-day money-back guarantee, supported by ECS Tuning.
This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
| 1989-1990 E34 525i Power Gains: | |
| Horsepower Gain: | +15 @ 5,000 RPM |
| Torque Gain: | +15 @ 5,000 RPM |
| New Rev Limit | 6,900 |
| 1990-1991 E34 525i Power Gains: | |
| Horsepower Gain: | +20 @ 6,000 RPM |
| Torque Gain: | +13 @ 4,500 RPM |
| New Rev Limit | 7,000 |
| 1993-1995 E34 525i Power Gains: | |
| Horsepower Gain: | +22 @ 6,000 RPM |
| Torque Gain: | +20 @ 4,000 RPM |
| New Rev Limit | 7,000 |
| Required Vehicle Info | |
| E34 525i 89-90 | Bosch ECU part number, beginning with "0 261" |
| Transmission: manual or automatic | |
| E34 525i 91-92 | Bosch ECU part number, beginning with "0 261" |
| E34 525i 93-94 | No additional information required |
| E34 525i 95 | Production date (MM/YY) |
This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
Unleash the true potential of your BMW with the Turner Performance Chip—the ultimate solution for effortless power and torque enhancement. Tuned by BMW legend Jim Conforti, these chips are meticulously crafted to optimize high-octane (91+) pump gas, elevating mid-range torque and high-RPM horsepower. Experience the advantages of the Turner Performance Chip:
Elevate your BMW driving experience with the Turner Performance Chip—a trusted choice for uncompromised performance and reliability.
This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
Enhance your BMW's power and torque effortlessly with the Turner Performance Chip—an answer to your prayers for a dynamic driving experience. Tuned by BMW legend Jim Conforti, these chips are tailored for high-octane (91+) pump gas, optimizing mid-range torque and high-RPM horsepower. Fine-tuned fuel and spark maps elevate your BMW's performance, ensuring it surpasses factory standards without drawbacks. Designed for safe performance improvement, each chip maintains driveability and responsiveness. Shipped with detailed instructions, enthusiasts can typically install these chips within an hour using hand tools.
Turner Motorsport and Jim Conforti, with over 20 years of expertise, lead the BMW chip tuning industry, ensuring your BMW gets the best it deserves.
This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
Horsepower Gain Up To: +22 @ 6,000 RPM
Torque Gain Up To: +20 @ 4,000 RPM
New Rev Limit: 7,000
If you're looking for a significant bump in power you need not look any further than a TMS Performance Chip. Designed to maximize the advantage of premium fuel, Performance Chips safely alter the fuel and timing maps which results in more power and a smoother engine. These chips were tuned by Jim Conforti on the dyno with fantastic results. What you feel is more power starting at 3500 RPM and continuing up to the new rev limit of 7000. There is no downside - only an awakened engine and a car with new life!
Performance software is the key to unlocking the power that BMW left on the table. For the US market the factory software is set for 87 octane fuel. But the engine is capable of producing so much more! We make adjustments to the fuel, ignition, and camshaft timing data at part throttle and full throttle to take advantage of premium 91+ octane fuel. We dial in the settings so that more power is made at all RPM. What you'll notice is more power and torque at wide open throttle and even when driving around town. The engine will run smoother with better throttle response and less hesitation. We keep the factory safeguards in place so there is no long term engine damage or negative side effects. It's not just gaining power back - it's better than when it left the factory!
We're also able to tune for all of the popular M50 engine upgrades -
Required Vehicle Info:
1993-1994 E34 525i: no additional information required
1995 E34 525i: production date (MM/YY)
1993-1994 E36 325i: no additional information required
1995 E36 325i: production date (MM/YY)
This item fits the following BMWs:
1993-1995 E36 BMW 325i 325is 325ic
1993-1995 E34 BMW 525i
This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
| Required Vehicle Info | |
| E36 325i/is/ic 93-94 E34 525i 93-94 | No additional info required. |
| E36 325i/is/ic 95 E34 525i 95 | Production date (MM/YY) |
This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
Unlock the full potential of your BMW with the Turner Performance Chip, the easiest way to boost power and torque. These chips, expertly dyno-tuned by BMW legend Jim Conforti, are specially crafted to optimize high-octane (91+) pump gas, enhancing mid-range torque and high-RPM horsepower. They raise the rev limit and fine-tune fuel and spark maps to take your BMW's performance to the next level. The Turner Performance Chip is a safe and effective upgrade that maintains driveability and responsiveness. Each chip comes with detailed installation instructions, making it a one-hour project for automotive enthusiasts.
Turner Motorsport and Jim Conforti bring over 20 years of experience to the table, breathing new life into your BMW with software tuning. Unlike generic eBay chips, Turner Performance Chips are designed with extensively tested and carefully crafted fuel & spark maps, ensuring top performance without engine risks or driveability issues. Since 1995, Jim Conforti has dedicated himself to fine-tuning the BMW driving experience, extracting more power and torque and improving throttle response. With a remarkable track record of over 10,000 units sold, Jim Conforti is the unquestioned leader in BMW chip tuning. Don't settle for imitations – your BMW deserves nothing but the best.
BMW's M50 engine is renowned for its bulletproof reliability, and it's well known that it has the potential for significantly more power than it leaves the factory with. Jim Conforti has fine-tuned the Turner Conforti Performance Chip to harness the M50's strengths without compromising reliability, resulting in more high-RPM horsepower and mid-range torque. Experience improved throttle response and smoother operation for a comprehensive performance upgrade.
Key Performance Gains:
Please note that tuning for popular aftermarket upgrades, such as a lightened flywheel, intake, and exhaust, is available. Contact your sales representative for more details.
The package includes installation instructions to ensure a smooth and hassle-free setup process. Turner is so confident in your satisfaction with the power, torque, and overall performance improvements that they offer a 30-day money-back guarantee on this product, serviced by ECS Tuning.