Audi B9 S4/RS4 S5/RS5 Carbon Fiber ECU Cover ECS Tuning Catalyst We take a huge amount

We take a huge amount of pride in making sure our kits are finished to an extremely high standard

The rubber is also fully vulcanized to the center cups to increase the lifespan and performance of the mounts significantly

There are many cheap ‘stick-on’ paddles available

with standard map

Massive 5" Inlet Conical Pleated Cotton Air Filter

Audi B9 S4/RS4 S5/RS5 Carbon Fiber ECU Cover ECS Tuning Catalyst We take a huge amountProduct Details The B9 range of the S4 S5 and RS4 RS5 are packed full of styling details and are often fitted with aftermarket carbon fibre induction kits and engine covers, but on every car we saw one thing stood out, the factory ECU spoiling the look under the bonnet so here at ECS we decided something needed doing about this! Designed with the same style carbon fibre that comes on the Carbon Edition range it blends well with the engine covers and