Also called the "breather valve" or "oil separator"
2X Entries Into Our F80 M3 Sweepstakes We Price Match - Give Us A Call or Chat! From production date 12/17/2005
Unleash up to 303HP/317TQ by transforming your Audi B7 A4 2.0T with Dynamic+ Tuning - delivering ultimate power, drivability, reliability, and enhanced features!
2X Entries Into Our F80 M3 Sweepstakes
Average gain of 40 HP & 75 LB-FT torque on 93 octane program!
Call In Or Chat For Best Price! This upgrade can be performed via our Chip & Ship method or the vehicle can be brought to ECS Tuning's fa Ship your ECU for free, or drive your vehicle to our location
Brand:
ES#:
5237
Mfg#:
20TSTG1CHIP-4
In Stock
ON SALE!
SAVE 20%
$749.98
This product was last offered at the strikethrough price on 09-28-2026
For customers that already have APR software on their car and are upgrading to a K04
Call In Or Chat For Best Price! This upgrade can be performed via our Chip & Ship method or the vehicle can be brought to ECS Tuning's fa Ship your ECU for free, or drive your vehicle to our location
Brand:
ES#:
3509816
Mfg#:
PA100008
In Stock
ON SALE!
SAVE 20%
$249.99
This product was last offered at the strikethrough price on 09-28-2026
Whether you're maintaining or repairing your stock engine or looking for added horsepower, we have one of the most comprehensive inventories of engine parts and accessories for German cars. From hard engine parts like connecting rods, pistons, cylinder heads, short blocks, and engine timing parts to performance engine software upgrades; we have you covered.
Lifetime Replacement
