Includes a new alternator, power steering and crank pulley that allows you to use a stock belt.
10X Entries Into Our F80 M3 Sweepstakes Vehicles with clutched alternator pulley require hardware kit - ES271279 for installation
Brand:
ES#:
420
Mfg#:
MK44CPK
Ships on Feb 19, 2027
ON SALE!
SAVE 20%
$304.99
This product was last offered at the strikethrough price on 06-13-2026
These mounts are designed with extreme performance in mind, manufactured from billet aluminum and high-durometer rubber, making them virtually indestructible.
2X Entries Into Our F80 M3 Sweepstakes For vehicles with manual transmission only
AEM?s 340LPH High Flow In-Tank Fuel Pump is designed for high performance naturally aspirated and forced induction EFI vehicles.
This is a general-use high flow fuel pump, not a direct plug-and-play swap in most applications
Brand:
ES#:
3604757
Mfg#:
50-1000
In Stock
11% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$132.99
This product was last offered at the strikethrough price on 10-08-2026
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
Includes a new alternator, power steering and crank pulley that allows you to use a stock belt.
10X Entries Into Our F80 M3 Sweepstakes Vehicles with clutched alternator pulley require hardware kit - ES271279 for installation
Brand:
ES#:
3985
Mfg#:
MK44CPK-RED
In Stock
ON SALE!
$312.99
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
