Audi B9 A4 FWD 2.0T Performance Cat-Back Exhausts

This system will increase power, reduce weight, and provide a legendary exhaust note! Requires a S4 Style Quad diffuser on non-S-line rear bumper or an S4 rear diffuser on S-line rear bumper.

Brand:

ES#:

3675674

Mfg#:

A5942-QS11B

This system will increase power, reduce weight, and provide a legendary exhaust note! Requires a S4 Style Quad diffuser on non-S-line rear bumper or an S4 rear diffuser on S-line rear bumper.

Brand:

ES#:

3675719

Mfg#:

AU942-QC11

This system will increase power, reduce weight, and provide a legendary exhaust note! Requires a S4 Style Quad diffuser on non-S-line rear bumper or an S4 rear diffuser on S-line rear bumper.

Brand:

ES#:

3675676

Mfg#:

A5942-QS11M