BMW S58 Low & High-Pressure Upgraded Turbo & Kit Collections

Spool Performance 8HP70, 8HP75, 8HP76 Stage 2 Upgraded Transmission - Build at Spool Performance HQ

-7%

We have been getting a lot of requests to have the DIY Kits installed and...

Spool Performance 8HP70, 8HP75, 8HP76 Stage 2 Upgraded Transmission DIY Parts Kit

-18%

SOLD OUT DUE TO HIGH DEMAND. Accepting backorders, so you can secure a set from...

Spool Performance ATC-13 Stage 2 Transfer Case DIY Kit

-22%

Spool Performance ATC-13 Stage 2 Transfer Case DIY Kit The ATC-13 transfer case is a...

BMW S58 Auxiliary Split Fuel System

-28%

The Spool Performance S58 Auxiliary Fuel System is designed for S58 owners pushing beyond the limits...

Spool Performance 8HP70 / 8HP75 / 8HP76 upgraded billet 7075-T6 D Clutch Drum

-40%

Spool Performance 8HP70 / 8HP75 / 8HP76 upgraded billet 7075-T6 D Clutch Drum   The...

Spool Performance ZF 8HP70 / 8HP75 / 8HP76 Billet 300M C-Hub Cog Drive

Spool Performance ZF 8HP45 / 8HP50 / 8HP51 Billet 300M C-Hub Cog Drive The factory...

Spool Performance BMW S58 Upgraded Stock Location Twin Turbo Kit [1000+HP]

-15%

***ON BACKORDER DUE TO POPULAR DEMAND. EMAIL CUSTOMER_SERVICE@SPOOLPERFORMANCE.US FOR LATEST AVAILABILITY INFO. THANK YOU!***  ...

Spool Performance FPR-T Compact Billet Fuel Pressure Regulator

-10%

Spool Performance FPR-T Compact Fuel Pressure Regulator Precise, stable fuel pressure is the foundation of...

Spool Performance Split Fuel Surge Tank

High-horsepower engines don’t just need more fuel — they need stable, predictable fuel control. The...

Spool FX-350 Upgraded High Pressure Fuel Pumps [S58]

Spool Performance is proud to introduce our latest and greatest high-pressure fuel pump capable of...

Spool IFX350 Upgraded DI Injectors +30% [S58]

Spool Performance proudly introduces the IFX 350, the pinnacle of Direct Injection (DI) injector technology...

Spool Stage 3 Low Pressure Fuel Pump - DIY Kit [S58]

Spool Performance is proud to introduce our new SPOOL S58 DIY LPFP. We realized all...

Wireless Ethanol Analyzer Kit [ G80/G82 S58 M3/M4 ]

The Spool wireless Ethanol Analyzer kit is a very cost-effective and robust ethanol content and...

Wireless Ethanol Analyzer Kit [ F97/F98 S58 X3M/X4M ]

The Spool wireless Ethanol Analyzer kit is a very cost-effective and robust ethanol content and...

Spool Performance 4" Turbo Inlet Guard

-25%

Protect your turbo with the advanced Spool Performance Billet Turbo Guard, specifically engineered to shield...

Spool Stage 3 Low Pressure Fuel Pump [S58 / G80/G82/G83/F97/F98]

Spool Performance is excited to introduce our Stage 3 Low-Pressure Fuel Pump (LPFP) Kit for...

S58 Stainless Steel Race Downpipe | Fits G80/G82/G83 BMW M3 & M4, G87 M2

-50%

Upgrade your BMW with our SPOOL S58 Stainless Steel Race Downpipe, made from 304 stainless...

Spool Performance Handheld Ethanol Content Analyzer

**This product is currently on backorder. Restock expected by mid-June. Order yours now to join...

SPOOL B58 G2 / S58 Plug and Play Motiv Reflex Plus Harness

-40%

Spool Performance B58 Gen 2 / S58 Plug-and-Play Reflex+ Harness The Spool Performance Plug-and-Play Harness...

SPOOL B58/S58 Plug and Play Ethanol Sensor Harness

-50%

Spool Performance B58/S58 Plug and Play Ethanol Sensor Harness Connect our ethanol sensor harness to...

SPOOL B58 G2 / S58 FULL RACE PTCAN-2 MOTIV REFLEX HARNESS

-67%

Spool Performance B58 Gen 2 / S58 Plug-and-Play Reflex+ Full Race Harness   This is...