Products

Spool Charge Pipe Upgrade Kit | [B58 Gen 1 & B58 G

Spool Performance Charge Pipe Upgrade KitFor 2016–2024 F & G Series M140i, M240i, 340i, 440i,...

Spool Performance 8HP45, 8HP50, 8HP51 Stage 2 Upgr

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

B58 5 Inch Stainless Steel Downpipe Upgrade [Race

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

Spool Performance Handheld Ethanol Content Analyze

The Spool Performance Handheld Ethanol Content Analyzer is a must-have tool for anyone who wants precise...

SPOOL B58 Gen 1 Plug and Play Motiv Reflex Plus Ha

-40%

Spool Performance B58 Gen 1 Plug-and-Play Reflex+ Harness The Spool Performance Plug-and-Play Harness is the...

Spool Performance 8HP45, 8HP50, 8HP51, 8HP70, 8HP7

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

Spool FX-400 Upgraded High Pressure Pump [Gen 1 B5

Spool Performance is proud to introduce our flag-ship 200 bar high-pressure fuel pump. The FX400 improves on our...

Spool Performance 8HP45, 8HP50, 8HP51 Billet Alumi

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

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...

B58 5 Inch Stainless Steel 200 CELL Catted Downpip

Spool 5 Inch B58 Downpipe 200 CELL CATTED Why Settle for the Same Rebranded Downpipes?...

Spool Performance 2021+ Mild Hybrid 8HP51 Oil Pan

Spool Performance 2021+ Mild Hybrid 8HP51 Oil Pan When building a transmission, replacing the oil...

Spool Performance 8HP45, 8HP50, 8HP51 Stage 2 Upgr

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

Spool Performance ZF 8HP45 / 8HP50 / 8HP51 Billet

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

Spool Performance 8HP45 / 8HP50 / 8HP51 upgraded b

-40%

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

Spool Performance Split Fuel Surge Tank

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

Spool Performance B58 Engine Build

Spool Performance B58 Engine Build Program $8,910.00 is the price for labor for assembly, please...