Collections of BMW M3 M4 G82 Turbo Upgrade Kits Online

B58 Stainless Steel Downpipe Upgrade 4.5" [Race Downpipes]

-58%

OUT OF STOCK! RESTOCK SOON !! Spool B58 Downpipe 4.5” Race Downpipe Do not buy...

Spool Charge Pipe Upgrade Kit | [B58 Gen 1 & B58 Gen 2]

Spool Performance Charge Pipe Upgrade Kit For 2016–2024 F & G Series M140i, M240i, 340i,...

Spool Performance 8HP45, 8HP50, 8HP51 Stage 2 Upgraded Transmission DIY Parts Kit

After over a year of rigorous testing, Spool Performance proudly presents our Stage 2 Transmission...

Spool Stage 3 Low Pressure Fuel Pump - DIY Kit [FXX Gen 1 B58]

-18%

Spool Performance is excited to introduce our B58 DIY Stage 3 Kit, designed for enthusiasts...

Wireless Ethanol Analyzer Kit [S63 F90 M5/ F91/F92/F93 M8]

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

Spool Helix HPFP Overdrive Unit

Spool Performance is thrilled to introduce our latest innovation for the N54/early N55 community: the...

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...

B46/B48 Stainless Steel Downpipe Upgrade [Race Downpipes]

-15%

Spool B46/B48 Downpipe Important Note:Many BMW owners in the US mistakenly assume they have the...

Spool Performance Handheld Ethanol Content Analyzer

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

S55 Stainless Steel Race Downpipe | Fits BMW M3/M4/M2 Competition

-48%

Key Features: Precision Engineering: Handcrafted from mandrel-bent, TIG-welded 3″ 304-grade stainless steel, ensuring durability and performance. Optimized...

B58 5 Inch Stainless Steel Downpipe Upgrade [Race Downpipes]

Spool 5 Inch B58 Downpipe Why Settle for the Same Rebranded Downpipes? Let’s face it—most...

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!***  ...

BMW [N54/N55] E9X/E8X/E6X High Performance Stainless Steel 10 Micron In-Line Filter Unit

-40%

Note: The fuel filter shown in the photo is for reference only and not the...

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...

Spool Stage 3 Low Pressure Fuel Pump [S63 | F90 M5]

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

Spool Stage 3 Low Pressure Fuel Pump - DIY Kit [Gen 2 B58]

Spool Performance is proud to introduce our new SPOOL BMW B58 G2 DIY LPFP. We...

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 IFX350 Upgraded DI Injectors +40% [S63 Gen 2]

Spool Performance proudly presents our upgraded DI Injector solution for the Gen2 S63 platform —...

Spool IFX150 Upgraded DI Injectors [Gen 1 B58]

-10%

Spool Performance is proud to introduce the IFX 150, our upgraded Direct Injection (DI) injectors...

SPOOL B58 Gen 1 Plug and Play Motiv Reflex Plus Harness

-40%

Spool Performance B58 Gen 1 Plug-and-Play Reflex+ Install Harness The Spool Performance Plug-and-Play Instal Harness...

Spool Stage 3 Low Pressure Fuel Pump - [FXX Gen 1 B58]

Spool Performance is proud to introduce the drop-in Stage 3 Low-Pressure Fuel Pump (LPFP) upgrade...

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...

Spool Stage 2 Low Pressure Fuel Pump [FXX N55]

-25%

Spool Performance is proud to present the production version of our Stage 2 LPFP (Low-Pressure...

Spool Stage 2 Bucketless Low Pressure Fuel Pump [E9X/E8X]

-25%

Stage 2 Bucketless Fuel Pump: This Low-Pressure Fuel Pump delivers more than double the flow...

Spool FX-350 Upgraded High Pressure Fuel Pumps [S63 Gen 2]

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

Spool Stage 3 Low Pressure Pump - DIY Kit [S63/ S63 TU | F10/F06/F12/F13]

Why Do You Need it? With the use of high-pressure pumps now supporting DI fueling,...

Spool Stage 3 Low Pressure Fuel Pump [FXX N55]

-25%

Spool Performance is proud to present the production version of our Stage 3 LPFP (Low-Pressure...

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...

Spool Performance 8HP45, 8HP50, 8HP51, 8HP70, 8HP76 Aluminum High Capacity Transmission Oil Pan

Spool Performance Aluminum 8HP Transmission Oil Pan (2 Quarts of fluid over stock!)  The Spool...

Wireless Ethanol Analyzer Kit [N54/N55] E9x/E8x/E6x

The Spool Wireless Ethanol Analyzer Kit offers a cost-effective and reliable way to monitor ethanol...

Spool Stage 3 Low Pressure Fuel Pump - DIY Kit [S63 | F90 M5]

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

Spool BMW Gen 1 B58 Wireless Ethanol Analyzer Kit

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

Spool Exhaust Turn Down Pipes / Dump Tubes | Toyota Supra A90 / A91 [B58]

Spool Exhaust Turn Down Pipes / Dump Tubes | Toyota Supra A90 / A91 [B58]...

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 Performance BMW 7 Speed DCT Upgraded 8/8 Clutch Set

-30%

Spool Performance Upgraded BMW DCT 8/8 Clutch Set – The Ultimate High-Power, Track-Ready DCT Solution...

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 Stage 3 Low Pressure Fuel Pump - DIY Kit [G30 540i B58]

 Spool Performance is thrilled to bring our G30 540i Stage 3 Low-Pressure Fuel Pump kit to...

Spool Stage 3 Low Pressure Fuel Pump - DIY Kit [N63/N63 TU | F10]

-46%

Spool Performance is proud to present the production version of our Stage 3 LPFP (Low-Pressure...

Spool FX-200 Upgraded High Pressure Fuel Pump [N55]

What is the FX-200? The FX-200 is a Stage 2 upgraded high-pressure fuel pump for...

F90 M5 Stainless Steel Downpipe Upgrade [Race Downpipes]

-65%

F90 Downpipes are on backorder. Please email customer_service@spoolperformance.us for latest availability information. Thank you! Introducing...

Spool FX-350 Upgraded High Pressure Fuel Pump [Gen 2 B58]

-17%

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

Spool Performance 4" Turbo Inlet Guard

-25%

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

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 [S55]

-19%

Spool Performance is proud to present the production version of our Stage 3 LPFP (Low-Pressure...

B58 5 Inch Stainless Steel 200 CELL Euro 5 Catted Downpipe Upgrade [Race Downpipes]

Spool 5 Inch B58 Downpipe 200 CELL CATTED - EURO 5 CATS Euro 5 catalytic...

Wireless Ethanol Analyzer Kit [S63 F06/F12/F13 M6 /F10 M5]

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

Spool Stage 3 Low Pressure Fuel Pump [S63 | F91/F92/F93 M8]

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

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...

BMW B58 Gen1 Auxiliary Split Fuel System

-28%

Spool Performance BMW B58 Gen 1 Auxiliary Fuel System The Spool Performance BMW B58 Gen...

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 Performance 8HP45 / 8HP50 / 8HP51 upgraded billet 7075-T6 D Clutch Drum

-40%

Spool Performance 8HP45 / 8HP50 / 8HP51 upgraded billet 7075-T6 D Clutch Drum   The...

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...

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 8HP45, 8HP50, 8HP51 Billet Aluminum High Capacity Transmission Oil Pan Service Kit

Spool Performance Billet Aluminum 8HP Transmission Oil Pan Service Kit Our billet transmission oil pan...

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 Billet Manifold Gen 1 B58 540i Top Mount Turbocharger Kit

Spool Performance Billet Manifold Gen 1 B58 540i Top Mount Turbo Kit   Spool Performance...

Spool Performance Billet Manifold Gen 1 B58 Top Mount Turbocharger Kit

Spool Performance Billet Manifold Gen 1 B58 Top Mount Turbo Kit   Spool Performance is...

Spool Stage 3 Low Pressure Fuel Pump [B46/B48]

Introducing the Stage 3 LPFP Solution for the BMW B46/B48 Platform Spool Performance is excited...

Spool FX-350 Upgraded High Pressure Pump [Gen 1 B58]

Spool Performance is proud to introduce the FX350 High-Pressure Fuel Pump, a core upgrade in...

Spool A90/A91 Supra Stage 3 Low Pressure Fuel Pump - DIY Kit [Gen 2 B58]

Spool Performance A90 / A91 Supra B58 Gen 2 DIY LPFP Kit Spool Performance introduces...