Wake up your BMW with dyno-proven gains by Jim Conforti - +19HP +33LB/FT
For vehicles with a manual transmission and a production date thru 12/94, 0-261-200-404, 4040-4000, with emissions air pump, 1744050 ECU for vehicles thru 12/94, 0-261-200-404, 4040-4000, with emissions air pump, 1744050 ECU
Brand:
ES#:
3129910
Mfg#:
4040-4000
In Stock
ON SALE!
SAVE 20%
$249.99
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 +33LB/FT
Satisfaction guaranteed! Includes 30 day money back guarantee and limited lifetime warranty. -- For vehicles with an automatic transmission and a production date up to 12/1994 For automatic vehicles with a production date up to 12/1994
Brand:
ES#:
3136939
Mfg#:
4040-4010
In Stock
ON SALE!
SAVE 20%
$249.99
This product was last offered at the strikethrough price on 05-02-2026
Stainless Steel exhaust tip featuring a 80MM Inlet & a 4.0" Double Wall, Slant Cut Outlet, Single Clamp On Tip
10X Entries Into Our F80 M3 Sweepstakes Please note this is a universal tip. You MUST measure your exhaust before ordering to verify fitment for your application.
Brand:
ES#:
4265689
Mfg#:
025823TMS05-01
In Stock
ON SALE!
SAVE 42%
$85.99
This product was last offered at the strikethrough price on 05-02-2026
Allows your JB4 to control a WMI pump and solenoid for dynamic progressive flow mapping!
For use in setups where charge pipe injection is being utilized.
Left - Mirror Slash Cut Exhaust Tip - 2.75 Inlet - 3.5 OD
10X Entries Into Our F80 M3 Sweepstakes Not vehicle specific. You MUST measure prior to purchasing!
Brand:
ES#:
4146844
Mfg#:
026732TMS02-10
In Stock
ON SALE!
SAVE 10%
$124.99
This product was last offered at the strikethrough price on 06-13-2026
Our name says it all. That's why ECS Tuning is dedicated to providing our customers with the broadest possible assortment of engine tuning options at a range of prices and options to fit any budget. Start small and grow your car into something special with performance engine upgrades from a company that has tuning in its name and its blood.
Lifetime Replacement
