Gains of +69WHP, and +170LB-FT of Torque! Achieve maximum power without sacrificing drivability or reliability by optimizing the engine's performance. Greatly enhances the power and dynamic performance and drivability of this wonderful vehicle.
*You are required to ship Fabspeed your ECU to be tuned.
Increase of +64 Horsepower, and +167 Torque, Eliminate top speed limiter, Increased throttle response. W.1 Tunes are designed for completely stock vehicles with no other modifications!
Your ECU may be locked. You are required to mail your ECU to Weistec for tuning
Brand:
ES#:
4733121
Mfg#:
05-040-00261-8
Ships in 1 Business Day
ON SALE!
SAVE 15%
$2499.00
This product was last offered at the strikethrough price on 09-01-2026
Increase of +75 Horsepower, and +176 Torque! Eliminate top speed limiter, Increased throttle response. W.2 Tunes are designed for vehicles with performance high-flow exhausts!
Your ECU may be locked. You are required to mail your ECU to Weistec for tuning
Brand:
ES#:
4733122
Mfg#:
05-040-00262-9
Ships in 1 Business Day
ON SALE!
SAVE 15%
$2699.00
This product was last offered at the strikethrough price on 09-01-2026
Increase HP/TQ and activate a full race exhaust with the flip of a switch, with our ECS Vacuum-Actuated Exhaust Cutout
10X Entries Into Our F80 M3 Sweepstakes
All the performance upgrade options from the best brands in the business to help build your dreams. Our performance parts catalog is the largest anywhere and constantly growing to keep your build on track.
Lifetime Replacement
