Looking to minimize chassis flex during demanding cornering with your BMW? Your search ends here. This meticulously crafted front strut tower bar is the solution you've been seeking. Tailored for BMW enthusiasts, it expertly connects the front strut towers, significantly reducing chassis flex and elevating stability during intense cornering maneuvers.
Elevate your BMW's cornering performance and reduce chassis flex with this front strut tower bar. Turner Motorsport has the solution you've been looking for.
This product was last offered at the strikethrough price on
06-14-2026
This product was last offered at the strikethrough price on
06-14-2026
This product was last offered at the strikethrough price on
06-14-2026
This product was last offered at the strikethrough price on
06-14-2026
Rear Axle Carrier Panel (RACP) failure is a well-documented issue that plagues all BMW E46 models. Due to thin sheet metal mounting, the forces applied during cornering, acceleration, and braking create stress fractures in the carrier panel, resulting in large cracks or breaks that risk the structural integrity of your chassis. To fix this issue, many enthusiasts opt to install weld-in reinforcement plates on the underside of the RACP. While this remedies the formation of additional stress cracks and adds rigidity to failure-prone areas, it does not prevent the entire carrier panel from flexing during high-performance driving.
Our all-new Rear Subframe Reinforcement Brace is engineered to add structure to the E46's rear chassis under high-stress conditions, eliminating the common weak points in the RACP while providing the confidence you need for performance driving. Don't let chassis flex limit your car’s potential—upgrade your E46 with the Turner Motorsport Rear Subframe Reinforcement Brace today!
How It Works:
During performance driving, the Rear Axle Carrier Panel (RACP) must react the forces of longitudinal and lateral accelerations. During forward acceleration, the differential transmits torque through the subframe to the RACP, forcing the rearmost subframe mounting points downward. This downward movement flexes the carrier panel, reducing its ability to handle torque efficiently. By linking the rearmost subframe mounting points to the rear shock towers, downward flex is restricted, resulting in improved torque transfer and stability. Alternatively, high-grip cornering generates lateral acceleration (side-to-side) forces across the RACP. Similar to how a rear strut brace functions, connecting the rear shock towers helps to counteract these forces. Adding the subframe to this connection further reduces lateral loads, eliminating side-to-side flex and enhancing overall stability.
Features & Design:
Four-Point Triangulated Structure: Links the rearmost subframe mounting locations to both rear strut towers for superior load distribution. Enhanced Stability: Reduces lateral and longitudinal RACP flex during acceleration, braking, and cornering. Improved Torque Transfer: Minimizes downward flex of the RACP, ensuring efficient power delivery for enhanced driveability. High-Performance Durability: Heavy-duty steel tube construction ensures lasting support during spirited driving, track use, and for vehicles with increased power output. Blue Powdercoat Finish: Offers fantastic corrosion resistance, protection from scuffs and scratches, and a stylish appearance that is sure to complement your performance-centric E46. Underside Reinforcement Compatibility: Designed to work seamlessly alongside our underside RACP reinforcement plates (TDR4675412, T#91). Kit Includes:
Rear Subframe Brace Sedan Subframe Brace Spacers Extended-Length Drill Bit (1/4", 12" Overall Length) High-Speed Drill Bit (12.5mm, 152mm Overall Length) Drill Bit Guide Extended Subframe Bolts Zinc-Plated Steel Hex Nut (2) Installation & Support:
Need installation tips? Our team has assembled a guided start-to-finish installation tutorial, including detailed instructions on drilling and cutting your trunk floor panel for perfect fitment. Click HERE for Installation Instructions
This product was last offered at the strikethrough price on
06-14-2026
This product was last offered at the strikethrough price on
06-14-2026
This product was last offered at the strikethrough price on
06-13-2026
This product was last offered at the strikethrough price on
06-13-2026
This carbon fiber strut brace uses a flat-oval design with a hinge-less mounting system that makes this one of the best strut braces on the market (especially at the price!). Cornering forces can put stress on the chassis, especially when used with stickier tires and stiffer suspensions.Strut braces help to reduce chassis flex by tying the two strut towers together. This design is stronger than most strut braces that use a hinge on the end that allows additonal flex. This design has fixed end mounts that the strut bar is bolted to. The slim oval tube is 100% carbon fiber for excellent strength and rigidty. The entire assembly is less than 5lbs and installs in minutes.
Fitment note: the end plates on this brace are closed. Some aftermarket front struts have an extra tall strut pin that will interfere with this brace.
This item fits the following BMWs:
1999-2006 E46 BMW 323i 323ci 325i 325ci 325xi 328i 328ci 330i 330ci 330xi
This product was last offered at the strikethrough price on
04-03-2026
This product was last offered at the strikethrough price on
04-03-2026
Enhance your BMW's performance with strut bars designed to reduce chassis flex. These bars effectively connect shock towers, providing increased stiffness and rigidity. Improve suspension responsiveness, road manners, and handling characteristics for a more controlled driving experience.
This product was last offered at the strikethrough price on
06-14-2026
This product was last offered at the strikethrough price on
06-14-2026
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
06-13-2026
This product was last offered at the strikethrough price on
06-13-2026
This carbon fiber strut brace uses a flat-oval design with a hinge-less mounting system that makes this one of the best strut braces on the market (especially at the price!). Cornering forces can put stress on the chassis, especially when used with stickier tires and stiffer suspensions.Strut braces help to reduce chassis flex by tying the two strut towers together. This design is stronger than most strut braces that use a hinge on the end that allows additonal flex. This design has fixed end mounts that the strut bar is bolted to. The slim oval tube is 100% carbon fiber for excellent strength and rigidty. The entire assembly is less than 5lbs and installs in minutes.
Fitment note: the end plates on this brace are closed. Some aftermarket front struts have an extra tall strut pin that will interfere with this brace.
This item fits the following BMWs:
1999-2006 E46 BMW 323i 323ci 325i 325ci 325xi 328i 328ci 330i 330ci 330xi
Strengthen your BMW's chassis with NM Engineering’s Upper Tie-Bar, meticulously designed to fortify the exceptional MINI Cooper chassis. This installation effectively minimizes fore and aft, as well as side-to-side chassis flex during spirited driving, reducing undesired geometry/alignment changes. Experience improved steering response and superior handling with this exceptional addition.
ALL Gen 3 MINI Coopers, including F56, F55, 2.0T, and 1.5T models
**Works with or without DDC factory suspension option.
Enhance your Mini's handling with the MINI R50 R52 R53 Front Upper Race-Spec Strut Tower Bar. Specifically designed for Mini R50, R52, and R53 models, this strut tower bar improves chassis rigidity for sharper handling and better cornering performance. Upgrade your Mini's suspension with this race-spec strut tower bar for a more thrilling driving experience.
MINI F55 F56 F57 NM Billet Aluminum Tie-Bar – Blue enhances the rigidity of the MINI Cooper chassis, providing superior handling and steering response. Designed to minimize chassis flex during aggressive driving, this tie-bar helps maintain alignment and geometry, resulting in a more precise driving experience.
Compatible with all Gen 3 MINI Coopers, including F56, F55, 2.0T, and 1.5T, and works with or without the DDC factory suspension option.
This product was last offered at the strikethrough price on
06-14-2026
This product was last offered at the strikethrough price on
06-14-2026
Carbon Performance Intake and 3-Point Strut Brace Kit
We know the G20 and G42 BMW models deliver an incredible driving experience, whether equipped with the B48 or B58 engine. However, we’ve identified key areas where performance and style can be taken to the next level. That’s why we’ve developed the Turner Carbon Fiber Performance Kit, combining our Turner Carbon Fiber Intake System and Turner Carbon Fiber Strut Tower Brace into one ultimate package.
Turner Carbon Fiber Intake System
Upgrade your engine bay with our Turner Carbon Fiber Intake System, designed for maximum performance and style.
Unmatched Airflow: Our intake flows 8% more air than the factory system (445.0 CFM vs. 410.1 CFM), reducing stress on your turbo and delivering optimal performance.
Lower Intake Temps: The enclosed carbon fiber lid reduces intake temperatures by up to 13°F compared to open intakes, ensuring consistent performance.
Premium Materials: Built with a gloss carbon fiber intake tube featuring MAF scaling, a durable 6061-T6 anodized flange, and a wrinkle black powder-coated heat shield for strength and style.
High-Performance Filtration: Includes a conical, reusable air filter with 8-ply oiled cotton gauze and a velocity stack for superior filtration and efficiency.
This intake is the perfect blend of form and function, offering noticeable performance gains while giving your engine bay the high-end look it deserves.
Turner Carbon Fiber Strut Tower Brace
Inspired by the performance-focused "M" chassis, our Turner Carbon Fiber Strut Tower Brace is engineered to improve handling and chassis rigidity.
Enhanced Handling Dynamics: Reduces chassis flex by effectively distributing cornering loads between the strut towers, maintaining consistent wheel alignment geometry during aggressive driving.
Precision Engineering: CAD-designed for a seamless fit with factory mounting points, our strut brace is built with lightweight yet ultra-rigid carbon fiber featuring a 2x2 twill weave.
Durable Construction: Features billet aluminum mounts machined from 6061-T6 aluminum, type II anodized, and securely bonded to the carbon fiber for uncompromised strength and stability.
Striking Aesthetics: Our high-gloss carbon fiber design adds a motorsport-inspired look to your engine bay, complementing any BMW enthusiast's style.
Why Choose the Turner Performance Kit?
Performance Gains: Maximize airflow and structural rigidity to make your G20 or G42 sharper, more responsive, and more enjoyable to drive.
Premium Appearance: Transform your engine bay with matching carbon fiber components that deliver both performance and head-turning style.
Easy Installation: Both the intake and strut brace are designed for a straightforward, bolt-on installation using factory mounting points—no modifications required.
Whether you’re hitting the track or carving through back roads, the Turner Motorsport G20/G42 Carbon Fiber Performance Kit ensures your BMW delivers on all fronts: performance, handling, and aesthetics. Upgrade your 2 or 3 Series today with the Turner kit designed to bring your driving experience closer to the ultimate M-car level.
Reinforce your MINI Cooper's chassis and elevate its performance with NM Engineering's Upper Tie-Bar. This innovative solution effectively reduces fore and aft, as well as side-to-side chassis flex during spirited driving, resulting in improved geometry and alignment. The outcome is enhanced steering response and superior handling.
Compatible with ALL Gen 3 MINI Coopers, including F56, F55, 2.0T, and 1.5T models, this NM Engineering bar is built for excellence. Its mounting bases and tube ends are meticulously machined from solid 6061-T6 aluminum billets, offering a robust alternative to cheap welded sheet metal components. Crafted from 1" round 6061-T6 aluminum tubing with a 1/4" thick wall, this bar strikes the perfect balance between stiffness and weight. Unlike single-bolt designs, NM Engineering's solution utilizes two bolts to firmly secure the tube end to the mounting base, preventing pivoting and skewing.
Key Features:
A stylish and functional upgrade for Mini enthusiasts. This tie-bar enhances the structural rigidity of the Mini R55+ chassis, providing improved handling and stability on the road. Crafted from high-quality billet aluminum, it offers durability and corrosion resistance for long-lasting performance. The vibrant red color adds a touch of style to your Mini's engine bay. Upgrade your Mini R55+ with this billet aluminum tie-bar for enhanced driving experience.
MINI R55+ NM Billet Aluminum Tie-Bar - Blue is the perfect upgrade for Mini R55 and newer models seeking improved stability and performance. Crafted from high-quality billet aluminum, this tie-bar offers superior strength and durability compared to stock components. With its stylish blue finish, this NM tie-bar adds a touch of customization to your Mini while providing enhanced chassis rigidity and responsiveness.
Upgrade your Mini R55 and newer models with the MINI R55+ NM Billet Aluminum Tie-Bar - Blue to experience improved stability, performance, and aesthetics. Invest in this high-quality tie-bar to take your Mini to the next level.
MINI R55 to R59 OMP Steel Front Strut Tower Brace is designed to enhance the performance and handling of the MINI Cooper by reducing body roll and torsion. Constructed from high-strength steel and painted red, this strut tower brace features an adjustable bar that mounts securely to the strut towers using the stock hardware. It is engineered to clear the stock air box, ensuring a seamless fit without interference. Please note that this brace will not fit the MINI Cooper JCW GP2 without modifications to the strut mount bolt holes.
Key benefits of the MINI R55 to R59 OMP Steel Front Strut Tower Brace include:
