Audi B8 S4 Cat Backs (10-16)
Want to hear your 10-16 Audi B8 S4 really roar? Open up that exhaust with a aftermarket B8 S4 catback from Modded Euros. We carry all the top exhaust brands for your 2010-2016 S4 such as AWE Tuning, Billy Boat Performance, CTS Turbo and Neuspeed. Don't forget to pair it with a B8 S4 downpipe to really make it open up on the road.
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On Sale
CTS Turbo Audi S4 Cat-Back Exhaust (10-16 S4)
Regular Price: $1,399.99Sale Price: $1,189.99(3) -
On Sale
Milltek 2.375" Non-Resonated Cat-Back Exhaust System w/Dual Cerakote Bla...
Regular Price: $2,499.00Sale Price: $2,249.10 -
On Sale
Milltek 2.375" Non-Resonated Cat-Back Exhaust System w/Quad Polished GT ...
Regular Price: $2,541.00Sale Price: $2,286.90 -
On Sale
Milltek 2.375" Non-Resonated Cat-Back Exhaust System w/Quad Cerakote Bla...
Regular Price: $2,851.00Sale Price: $2,565.90 -
On Sale
Milltek Non-resonated Cat-back System (10-16 S4)
Regular Price: $2,645.00Sale Price: $2,380.50 -
On Sale
Milltek Resonated Cat-back System (10-16 S4)
Regular Price: $2,945.00Sale Price: $2,650.50 -
On Sale
Milltek 2.375" Valved & Resonated Cat-Back Exhaust System w/Cerakote Jet...
Regular Price: $4,682.00Sale Price: $4,213.80 -
034Motorsport Res-X Resonator Delete & X-Pipe (10-16 S4)
$430.00(1) -
AWE Tuning Track Edition Cat-back Exhaust - 90mm Tips (10-16 S4)
$1,195.00(1) -
AWE Tuning Track Edition Cat-back Exhaust - 102mm Tips (13-16 S4)
$1,295.00 -
Magnaflow 2.25" Touring Cat-Back Exhaust (10-16 Audi S4)
$1,621.00 -
AWE Tuning Touring Edition Cat-Back Exhaust - 90mm Tips (10-16 S4)
$1,645.00(3)