Quad-outlet. Requires S4 3.0T lower spoiler and detailing strip - ECE Approved
Non-Resonated Quad-outlet. Requires S4 3.0T lower spoiler and detailing strip
Non-Resonated Dual-outlet. Requires A4 3.2 S line dual-outlet rear valance
Non-Resonated Dual-outlet. Cerakote Black Tip. Requires A4 3.2 S line dual outlet valance
Non-Resonated Cerakote Black Quad-outlet. Requires S4 3.0T lower spoiler and detailing strip
Dual-outlet. Requires A4 3.2 S line dual-outlet rear valance - ECE Approved
Dual-outlet. Cerakote Black Tip. Requires A4 3.2 S line dual outlet valance - ECE Approved
Cerakote Black Quad-outlet. Requires S4 3.0T lower spoiler and detailing strip - ECE Approved
Settings