Audi S4 Integrated Engineering

Delivers a truly aggressive exhaust note without any annoying drone or rasp Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

4709360

Mfg#:

IEEXCK5

$1687.99 USD

Add to Cart

Free Shipping

Lifetime Replacement

Features dual 2.5” tubing, 90mm quad tips, and iE's DroneTrap technology Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

4883642

Mfg#:

IEEXCG3