A piggy back tuner that allows you to adjust throttle response for peak performance.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Wake up your BMW with dyno-proven gains by Jim Conforti - +19HP +16LB/FT
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with production date from 01/1995 and a lightweight flywheel. Satisfaction guaranteed! Includes 30 day money back guarantee and limited life
Brand:
ES#:
3137068
Mfg#:
4131-3003
In Stock
ON SALE!
SAVE 20%
$299.99
This product was last offered at the strikethrough price on 05-02-2026
Wake up your BMW with dyno-proven gains by Jim Conforti - +19HP +16LB/FT
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with production date from 01/1995 and a Euro HFM. Satisfaction guaranteed! Includes 30 day money back guarantee and limited lifetime warrant
Brand:
ES#:
3137051
Mfg#:
4131-3001
In Stock
ON SALE!
SAVE 20%
$299.99
This product was last offered at the strikethrough price on 05-02-2026
Wake up your BMW with dyno-proven gains by Jim Conforti - +19HP +16LB/FT
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with production date from 01/1995. Satisfaction guaranteed! Includes 30 day money back guarantee and limited lifetime warranty.
Brand:
ES#:
3025999
Mfg#:
4131-3000
In Stock
ON SALE!
SAVE 20%
$299.00
This product was last offered at the strikethrough price on 05-02-2026
Wake up your BMW with dyno-proven gains by Jim Conforti - +19HP +16LB/FT
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with production date from 01/1995, with Euro HFM and 21.5lb injectors. Satisfaction guaranteed! Includes 30 day money back guarantee and lim
Brand:
ES#:
3137086
Mfg#:
4131-3009
In Stock
ON SALE!
SAVE 20%
$299.00
This product was last offered at the strikethrough price on 05-02-2026
Wake up your BMW with dyno-proven gains by Jim Conforti - +19HP +16LB/FT
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with production date from 01/1995, with lightweight flywheel and 21.5lb injectors. Satisfaction guaranteed! Includes 30 day money back guara
Brand:
ES#:
3137093
Mfg#:
4131-3010
In Stock
ON SALE!
SAVE 20%
$299.00
This product was last offered at the strikethrough price on 05-02-2026
Wake up your BMW with dyno-proven gains by Jim Conforti - +19HP +16LB/FT
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with production date from 01/1995, with 21.5lb injectors. Satisfaction guaranteed! Includes 30 day money back guarantee and limited lifetime
Brand:
ES#:
3137085
Mfg#:
4131-3008
In Stock
ON SALE!
SAVE 20%
$299.00
This product was last offered at the strikethrough price on 05-02-2026
Wake up your BMW with dyno-proven gains by Jim Conforti - +19HP +16LB/FT
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with production date from 01/1995, with Euro HFM, lightweight flywheel, and 24lb injectors. Satisfaction guaranteed! Includes 30 day money b
Brand:
ES#:
3136072
Mfg#:
4131-3005
In Stock
ON SALE!
SAVE 20%
$299.00
This product was last offered at the strikethrough price on 05-02-2026
Wake up your BMW with dyno-proven gains by Jim Conforti - +19HP +16LB/FT
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with production date up to 12/1994 with Euro HFM, lightweight flywheel, and 21.5lb injectors. Satisfaction guaranteed! Includes 30 day money
Brand:
ES#:
3137186
Mfg#:
5060-3011
In Stock
ON SALE!
SAVE 20%
$299.00
This product was last offered at the strikethrough price on 05-02-2026
Wake up your BMW with dyno-proven gains by Jim Conforti - +19HP +16LB/FT
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with production date up to 12/1994. Satisfaction guaranteed! Includes 30 day money back guarantee and limited lifetime warranty.
Brand:
ES#:
3098302
Mfg#:
5060-3000
In Stock
ON SALE!
SAVE 20%
$299.00
This product was last offered at the strikethrough price on 05-02-2026
Wake up your BMW with dyno-proven gains by Jim Conforti - +19HP +16LB/FT
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with production date up to 12/1994 with Euro HFM, lightweight flywheel, and 24lb injectors. Satisfaction guaranteed! Includes 30 day money b
Brand:
ES#:
3136073
Mfg#:
5060-3005
In Stock
ON SALE!
SAVE 20%
$299.00
This product was last offered at the strikethrough price on 05-02-2026
Wake up your BMW with dyno-proven gains by Jim Conforti - +24HP +19LB/FT
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Satisfaction guaranteed! Includes 30 day money back guarantee and limited lifetime warranty. -- For vehicles with Turner Motorsport 2.5L stroker kit
Brand:
ES#:
3098023
Mfg#:
0710-3100
In Stock
ON SALE!
SAVE 20%
$299.00
This product was last offered at the strikethrough price on 05-02-2026
Wake up your Euro S50B32 with dyno-proven gains by Jim Conforti - +15HP +15LB/FT
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For cars with Euro S50B32 engine only. Satisfaction guaranteed! Includes 30 day money back guarantee and limited lifetime warranty.
Brand:
ES#:
3098031
Mfg#:
075-300
In Stock
ON SALE!
SAVE 20%
$249.00
This product was last offered at the strikethrough price on 05-02-2026
Wake up your BMW with dyno-proven gains by Jim Conforti - +24HP +19LB/FT
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Satisfaction guaranteed! Includes 30 day money back guarantee and limited lifetime warranty.
Brand:
ES#:
3097991
Mfg#:
0710-3000
In Stock
ON SALE!
SAVE 20%
$249.00
This product was last offered at the strikethrough price on 05-02-2026
Add power and performance with special software upgrades from recognized tuning leaders like APR, Cobb, and Malone. Let our trained support staff show you how to pick the performance software upgrade that suits your driving preferences and budget.
Lifetime Replacement
