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Audi S4 3.0 Turbo V6 B9 - Saloon/Sedan & Avant (Sport Diff Models Only)
2016 and Later
Active Valve Control
System Number: SSXAU677
Consists of:
Tailpipe Style:
1 x Active Valve Control System
Pipe Ø: 2.50" (63.50mm) *
System Photo(s):
HJS Tuning ECE Downpipes
Fits with OE and Milltek Sport Cat back Systems (EC Approved)This product is:
EC-Approved
System Number: SSXAU725
Consists of:
Tailpipe Style:
1 x HJS ECE Downpipe Euro 6 200CPSI
Pipe Ø: 2.50" (63.50mm) *
System Photo(s):
Hi-Flow Sports Cat and Downpipe
200 Cell HJS High Flow Sport Cat, fits with OE and Milltek Sport Cat back Systems
System Number: SSXAU673
Consists of:
Tailpipe Style:
1 x High Flow Cat Assembly
Pipe Ø: 2.50" (63.50mm) *
Cat Replacement Pipe
Cat Bypass, fits with OE and Milltek Sport Cat back SystemsThis product is:
Race/Track Only
System Number: SSXAU674
Consists of:
Tailpipe Style:
1 x Cat Bypass Assmbly
Pipe Ø: 2.50" (63.50mm) *
Cat-back
Cat Back Non-Resonated (Louder) with Quad Cerakote Black Oval Trims
System Number: SSXAU705
Consists of:
Tailpipe Style:
1 x LH Downpipe
1 x RH Downpipe
1 x LH Front Silencer Rep Pipe
1 x RH Front Silencer Rep Pipe
1 x Connecting Pipe Assembley
1 x LH Rear Silencer with Valve {Re-uses Valve Motor from the OE System}
1 x RH Rear Silencer with Valve {Re-uses Valve Motor from the OE System}
1 x LH Mounting Bracket
1 x RH Mounting Bracket
4 x Cerakote Black Velvet Oval Tips
Pipe Ø: 2.50" (63.50mm) *
System Photo(s):
Cat-back
Cat Back Non-Resonated (Louder) with Quad GT-100 Burnt Titanium Trims
System Number: SSXAU703
Consists of:
Tailpipe Style:
1 x LH Downpipe
1 x RH Downpipe
1 x LH Front Silencer Rep Pipe
1 x RH Front Silencer Rep Pipe
1 x Connecting Pipe Assembley
1 x LH Rear Silencer with Valve {Re-uses Valve Motor from the OE System}
1 x RH Rear Silencer with Valve {Re-uses Valve Motor from the OE System}
1 x LH Mounting Bracket
1 x RH Mounting Bracket
4 x Burnt Titanium GT-100 Trims
Quad 100mm GT100
Pipe Ø: 2.50" (63.50mm) *
System Photo(s):
Cat-back
Cat Back Non-Resonated (Louder) with Quad GT-100 Cerakote Black Trims
System Number: SSXAU701
Consists of:
Tailpipe Style:
1 x LH Downpipe
1 x RH Downpipe
1 x LH Front Silencer Rep Pipe
1 x RH Front Silencer Rep Pipe
1 x Connecting Pipe Assembley
1 x LH Rear Silencer with Valve {Re-uses Valve Motor from the OE System}
1 x RH Rear Silencer with Valve {Re-uses Valve Motor from the OE System}
1 x LH Mounting Bracket
1 x RH Mounting Bracket
4 x Cerakote Black Tips
Quad 100mm GT100
Pipe Ø: 2.50" (63.50mm) *
System Photo(s):
Cat-back
Cat Back Non-Resonated (Louder) with Quad GT-100 Polished Trims
System Number: SSXAU700
Consists of:
Tailpipe Style:
1 x LH Downpipe
1 x RH Downpipe
1 x LH Front Silencer Rep Pipe
1 x RH Front Silencer Rep Pipe
1 x Connecting Pipe Assembley
1 x LH Rear Silencer with Valve {Re-uses Valve Motor from the OE System}
1 x RH Rear Silencer with Valve {Re-uses Valve Motor from the OE System}
1 x LH Mounting Bracket
1 x RH Mounting Bracket
4 x Polished Tips
Quad 100mm GT100
Pipe Ø: 2.50" (63.50mm) *
Cat-back
Cat Back Non-Resonated (Louder) with Quad GT-100 Titanium Trims
System Number: SSXAU702
Consists of:
Tailpipe Style:
1 x LH Downpipe
1 x RH Downpipe
1 x LH Front Silencer Rep Pipe
1 x RH Front Silencer Rep Pipe
1 x Connecting Pipe Assembley
1 x LH Rear Silencer with Valve {Re-uses Valve Motor from the OE System}
1 x RH Rear Silencer with Valve {Re-uses Valve Motor from the OE System}
1 x LH Mounting Bracket
1 x RH Mounting Bracket
4 x Titanium Tips
Quad 100mm GT100
Pipe Ø: 2.50" (63.50mm) *
System Photo(s):
Cat-back
Cat Back Non-Resonated (Louder) with Quad JET-100 Carbon Trims
System Number: SSXAU722
Consists of:
Tailpipe Style:
1 x LH Downpipe
1 x RH Downpipe
1 x LH Front Silencer Rep Pipe
1 x RH Front Silencer Rep Pipe
1 x Connecting Pipe Assembley
1 x LH Rear Silencer with Valve {Re-uses Valve Motor from the OE System}
1 x RH Rear Silencer with Valve {Re-uses Valve Motor from the OE System}
1 x LH Mounting Bracket
1 x RH Mounting Bracket
4 x Carbon Jet-100 Trims (To Fit 63.5mm OD Outlets)
102 Jet
Pipe Ø: 2.50" (63.50mm) *
Cat-back
Cat Back Non-Resonated (Louder) with Quad Polished Oval Trims
System Number: SSXAU704
Consists of:
Tailpipe Style:
1 x LH Downpipe
1 x RH Downpipe
1 x LH Front Silencer Rep Pipe
1 x RH Front Silencer Rep Pipe
1 x Connecting Pipe Assembley
1 x LH Rear Silencer with Valve {Re-uses Valve Motor from the OE System}
1 x RH Rear Silencer with Valve {Re-uses Valve Motor from the OE System}
1 x LH Mounting Bracket
1 x RH Mounting Bracket
4 x Polished Oval Tips
Pipe Ø: 2.50" (63.50mm) *
System Photo(s):
Cat-back
Cat Back Resonated (EC Approval Coming Soon) with Quad Cerakote Black Oval TrimsThis product is:
EC-Approved
System Number: SSXAU699
Consists of:
Tailpipe Style:
1 x LH Downpipe
1 x RH Downpipe
1 x Front Silencer
1 x Connecting Pipe Assembley
1 x LH Rear Silencer with Valve {Re-uses Valve Motor from the OE System}
1 x RH Rear Silencer with Valve {Re-uses Valve Motor from the OE System}
1 x LH Mounting Bracket
1 x RH Mounting Bracket
4 x Cerakote Black Velvet Oval Tips
Pipe Ø: 2.50" (63.50mm) *
System Photo(s):
Cat-back
Cat Back Resonated (EC Approval Coming Soon) with Quad GT-100 Burnt Titantium TrimsThis product is:
EC-Approved
System Number: SSXAU697
Consists of:
Tailpipe Style:
1 x LH Downpipe
1 x RH Downpipe
1 x Front Silencer
1 x Connecting Pipe Assembley
1 x LH Rear Silencer with Valve {Re-uses Valve Motor from the OE System}
1 x RH Rear Silencer with Valve {Re-uses Valve Motor from the OE System}
1 x LH Mounting Bracket
1 x RH Mounting Bracket
4 x Burnt Titanium GT-100 Trims
Quad 100mm GT100
Pipe Ø: 2.50" (63.50mm) *
System Photo(s):
Cat-back
Cat Back Resonated (EC Approval Coming Soon) with Quad GT-100 Cerakote TrimsThis product is:
EC-Approved
System Number: SSXAU695
Consists of:
Tailpipe Style:
1 x LH Downpipe
1 x RH Downpipe
1 x Front Silencer
1 x Connecting Pipe Assembley
1 x LH Rear Silencer with Valve {Re-uses Valve Motor from the OE System}
1 x RH Rear Silencer with Valve {Re-uses Valve Motor from the OE System}
1 x LH Mounting Bracket
1 x RH Mounting Bracket
4 x Cerakote Black Tips
Quad 100mm GT100
Pipe Ø: 2.50" (63.50mm) *
System Photo(s):
Cat-back
Cat Back Resonated (EC Approval Coming Soon) with Quad GT-100 Polished TrimsThis product is:
EC-Approved
System Number: SSXAU694
Consists of:
Tailpipe Style:
1 x LH Downpipe
1 x RH Downpipe
1 x Front Silencer
1 x Connecting Pipe Assembley
1 x LH Rear Silencer with Valve {Re-uses Valve Motor from the OE System}
1 x RH Rear Silencer with Valve {Re-uses Valve Motor from the OE System}
1 x LH Mounting Bracket
1 x RH Mounting Bracket
4 x Polished Tips
Quad 100mm GT100
Pipe Ø: 2.50" (63.50mm) *
Cat-back
Cat Back Resonated (EC Approval Coming Soon) with Quad GT-100 Titantium TrimsThis product is:
EC-Approved
System Number: SSXAU696
Consists of:
Tailpipe Style:
1 x LH Downpipe
1 x RH Downpipe
1 x Front Silencer
1 x Connecting Pipe Assembley
1 x LH Rear Silencer with Valve {Re-uses Valve Motor from the OE System}
1 x RH Rear Silencer with Valve {Re-uses Valve Motor from the OE System}
1 x LH Mounting Bracket
1 x RH Mounting Bracket
4 x Titanium Tips
Quad 100mm GT100
Pipe Ø: 2.50" (63.50mm) *
System Photo(s):
Cat-back
Cat Back Resonated (EC Approval Coming Soon) with Quad JET-100 Carbon TrimsThis product is:
EC-Approved
System Number: SSXAU721
Consists of:
Tailpipe Style:
1 x LH Downpipe
1 x RH Downpipe
1 x Front Silencer
1 x Connecting Pipe Assembley
1 x LH Rear Silencer with Valve {Re-uses Valve Motor from the OE System}
1 x RH Rear Silencer with Valve {Re-uses Valve Motor from the OE System}
1 x LH Mounting Bracket
1 x RH Mounting Bracket
4 x Carbon Jet-100 Trims (To Fit 63.5mm OD Outlets)
102 Jet
Pipe Ø: 2.50" (63.50mm) *
Cat-back
Cat Back Resonated (EC Approval Coming Soon) with Quad Polished Oval TrimsThis product is:
EC-Approved
System Number: SSXAU698
Consists of:
Tailpipe Style:
1 x LH Downpipe
1 x RH Downpipe
1 x Front Silencer
1 x Connecting Pipe Assembley
1 x LH Rear Silencer with Valve {Re-uses Valve Motor from the OE System}
1 x RH Rear Silencer with Valve {Re-uses Valve Motor from the OE System}
1 x LH Mounting Bracket
1 x RH Mounting Bracket
4 x Polished Oval Tips
Pipe Ø: 2.50" (63.50mm) *
System Photo(s):
* Pipe sizes may vary from part-to-part. Pipe diameters are indicative of the system as a whole and do not necessarily mean every part is of a uniform size.