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...

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

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

Spool Performance Billet Manifold Gen 1 B58 Top Mo

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

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

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

Spool Performance IFX800 Upgraded Turbocharger | G

Spool Performance Upgraded Turbocharger for Gen 1 B58 Models The stock turbo on the Gen...

B58 Gen 1 Exhaust Cam Fuel Lobe Mod | +40%

-31%

Spool Performance is proud to offer our in-house B58 Gen1 Exhaust Cam Fuel Lobe Mod service...

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...