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Twisted Tuning Custom Tunes include 12 month support as long as our Tunes are being utilized. ******PLEASE INCLUDE FULL VEHICLE VIN, VEHICLE MODIFI...

The OEM offset 3 mount point setup leaves a lot to be desired for in terms of how much the differential moves when launching or unrolling heavy acc...

The OEM offset 3 mount point setup leaves a lot to be desired for in terms of how much the differential moves when launching or unrolling heavy acc...

Represent Twisted Tuning in Style by rocking one of our stylish and comfortable t-shirts. 50/50 Blend Active T-Shirt is designed to keep you dry an...

The ReFlex+ is an advanced integration module for performance vehicle tuning and auxiliary component control. With multiple patented technologies, ...

The ReFlex+ 0-10 Bar Pressure Sensor is ideal for measuring fluid and air pressure. The sensor is terminated with a 2-Pin DTM connector for direct ...

Spool Performance Charge Pipe Upgrade Kit For 2016–2024 F & G Series M140i, M240i, 340i, 440i, 540i, 740i, X3 & X4 BMWs with the B58 Engine...

The ReFlex+ Control Unit is an advanced integration module for performance vehicle tuning and auxiliary component control. The ReFlex+ was designed...

MOTIV's Link brings WiFi and Bluetooth connectivity to your ReFlex+. In order to do this in a clean and plug-n-play way, we have created a patch ha...

Spool Performance is proud to introduce the FX350 High-Pressure Fuel Pump, a core upgrade in our fuel system lineup engineered for high-output BMW ...

Visconti Tuning teamed up with MOTIV as the first company to bring a plug and play harness to the community. After years of success and some of the...

Simplify the installation of an Ethanol Content Sensor with our Plug-n-Play Ethanol Sensor Harness, designed for seamless integration with the ReFl...

Ignite is the ORIGINAL high performance ethanol. Before E85 was widely available at the pump, Ignite was paving the way for ethanol in the performa...

A flying lead harness is a wiring harness that is unterminated at one end and has an excess length of wire so that installation can be customized b...

Spool Performance is proud to introduce our latest and greatest high-pressure fuel pump capable of delivering 50% more fuel than OEM pumps for the ...

The Spool Performance Handheld Ethanol Content Analyzer is a must-have tool for anyone who wants precise control over their fuel quality.  In...

The ReFlex LITE is a simple yet elegant fueling solution for direct injected vehicles that need to add more fuel by installing a por...

The ReFlex+ complete harness is broken into two portions. The Main Injector Harness and the Installation Harness. The Main Injector Harness consist...

Spool Performance is proud to introduce our new SPOOL BMW B58 G2 DIY LPFP. We realized all the kits on the market are super hard to install and not...

 Spool Performance is thrilled to bring our G30 540i Stage 3 Low-Pressure Fuel Pump kit to market for enthusiasts who are up for a DIY solution to...

MOTIV Link for ReFlex+: Wireless Control, Monitoring, and Updates Experience true wireless with the MOTIV Link for the ReFlex+. Access real-time da...

Spool Performance proudly presents our upgraded DI Injector solution for the Gen2 S63 platform — the IFX 350. These injectors are not only the top...

THIS PRODUCT IS CURRENTLY ON BACKORDER. CONTACT US AT CUSTOMER_SERVICE@SPOOLPERFORMANCE.US IF YOU HAVE ANY QUESTIONS.   Spool Performance is proud ...