Showing 1 to 4 of 4 items

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

$369.00

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

BMW S58 IFX350 upgraded DI injectors

$1,999.00

Spool Performance proudly presents the pinnacle of injector technology for the S58 platform — the...

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

$4,499.00

Spool Performance Stage 2 Transmission Kits for 8HP70, 8HP75, and 8HP76 After over a year...

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

-7%

$6,499.00

$6,999.00

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