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MILLTEK SSXAU1195 Cat-Back Exhaust, 2.5'' (Quad GT-100 Blue Titanium Trims) for AUDI S5 Sportback RHD (B9) 2017- Photo-0
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MILLTEK SSXAU1200 Cat-Back Exhaust, 2.5'' (Quad GT-100 Titanium Trims) for AUDI S5 Sportback RHD (B9) 2017- Photo-0
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MILLTEK SSXAU1199 Cat-Back Exhaust, 2.5'' (Quad GT-100 Cerakote Black Trims) for AUDI S5 Sportback RHD (B9) 2017- Photo-0
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MILLTEK SSXAU1185 Cat-Back Exhaust, 2.5'' (Quad GT-90 Polished Trims) for AUDI S5 Sportback RHD (B9) 2017- Photo-0 MILLTEK SSXAU1185 Cat-Back Exhaust, 2.5'' (Quad GT-90 Polished Trims) for AUDI S5 Sportback RHD (B9) 2017- Photo-1
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MILLTEK SSXAU1180 Cat-Back Exhaust, 2.5'' (Quad GT-100 Polished Trims) for AUDI S5 Sportback RHD (B9) 2017- Photo-0 MILLTEK SSXAU1180 Cat-Back Exhaust, 2.5'' (Quad GT-100 Polished Trims) for AUDI S5 Sportback RHD (B9) 2017- Photo-1
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MILLTEK SSXAU1198 Cat-Back Exhaust, 2.5'' (Quad GT-100 Polished Trims) for AUDI S5 Sportback RHD (B9) 2017- Photo-0
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MILLTEK SSXAU1178 Cat-Back Exhaust, 2.5'' (Quad Polished Trims) for AUDI S5 Sportback RHD (B9) 2017- Photo-0 MILLTEK SSXAU1178 Cat-Back Exhaust, 2.5'' (Quad Polished Trims) for AUDI S5 Sportback RHD (B9) 2017- Photo-1
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MILLTEK SSXAU1176 Cat-Back Exhaust, 2.5'' (Quad GT-90 Titanium Trims) for AUDI S5 Sportback RHD (B9) 2017- Photo-0 MILLTEK SSXAU1176 Cat-Back Exhaust, 2.5'' (Quad GT-90 Titanium Trims) for AUDI S5 Sportback RHD (B9) 2017- Photo-1
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MILLTEK SSXAU1181 Cat-Back Exhaust, 2.5'' (Quad GT-100 Cerakote Black Trims) for AUDI S5 Sportback RHD (B9) 2017- Photo-0 MILLTEK SSXAU1181 Cat-Back Exhaust, 2.5'' (Quad GT-100 Cerakote Black Trims) for AUDI S5 Sportback RHD (B9) 2017- Photo-1
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MILLTEK SSXAU1135 Cat-Back Exhaust, 2.5'' (Quad JET-100 Carbon Trims) for AUDI S5 Coupe / Cabrio RHD (B9) 2017- Photo-0 MILLTEK SSXAU1135 Cat-Back Exhaust, 2.5'' (Quad JET-100 Carbon Trims) for AUDI S5 Coupe / Cabrio RHD (B9) 2017- Photo-1
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MILLTEK SSXAU1190 Cat-Back Exhaust, 2.5'' (Quad JET-100 Carbon Trims) for AUDI S5 Sportback RHD (B9) 2017- Photo-0 MILLTEK SSXAU1190 Cat-Back Exhaust, 2.5'' (Quad JET-100 Carbon Trims) for AUDI S5 Sportback RHD (B9) 2017- Photo-1
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MILLTEK SSXAU1177 Cat-Back Exhaust, 2.5'' (Quad GT-90 Blue Titanium Trims) for AUDI S5 Sportback RHD (B9) 2017- Photo-0 MILLTEK SSXAU1177 Cat-Back Exhaust, 2.5'' (Quad GT-90 Blue Titanium Trims) for AUDI S5 Sportback RHD (B9) 2017- Photo-1
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MILLTEK SSXAU1133 Cat-Back Exhaust, 2.5'' (Quad GT-100 Titanium Trims) for AUDI S5 Coupe / Cabrio RHD (B9) 2017- Photo-0 MILLTEK SSXAU1133 Cat-Back Exhaust, 2.5'' (Quad GT-100 Titanium Trims) for AUDI S5 Coupe / Cabrio RHD (B9) 2017- Photo-1
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MILLTEK SSXAU1170 Cat-Back Exhaust, 2.5'' (Quad GT-100 Polished Trims) for AUDI S5 Sportback RHD (B9) 2017- Photo-0 MILLTEK SSXAU1170 Cat-Back Exhaust, 2.5'' (Quad GT-100 Polished Trims) for AUDI S5 Sportback RHD (B9) 2017- Photo-1
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MILLTEK SSXAU1144 Cat-Back Exhaust, 2.5'' (Quad Black Trims) for AUDI S5 Coupe / Cabrio RHD (B9) 2017- Photo-0 MILLTEK SSXAU1144 Cat-Back Exhaust, 2.5'' (Quad Black Trims) for AUDI S5 Coupe / Cabrio RHD (B9) 2017- Photo-1
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MILLTEK SSXAU1172 Cat-Back Exhaust, 2.5'' (Quad GT-100 Titanium Trims) for AUDI S5 Sportback RHD (B9) 2017- Photo-0 MILLTEK SSXAU1172 Cat-Back Exhaust, 2.5'' (Quad GT-100 Titanium Trims) for AUDI S5 Sportback RHD (B9) 2017- Photo-1
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MILLTEK SSXAU1179 Cat-Back Exhaust, 2.5'' (Quad Cerakote Black Trims) for AUDI S5 Sportback RHD (B9) 2017- Photo-0 MILLTEK SSXAU1179 Cat-Back Exhaust, 2.5'' (Quad Cerakote Black Trims) for AUDI S5 Sportback RHD (B9) 2017- Photo-1
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MILLTEK SSXAU1141 Cat-Back Exhaust, 2.5'' (Quad Polished Trims) for AUDI S5 Coupe / Cabrio RHD (B9) 2017- Photo-0 MILLTEK SSXAU1141 Cat-Back Exhaust, 2.5'' (Quad Polished Trims) for AUDI S5 Coupe / Cabrio RHD (B9) 2017- Photo-1
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MILLTEK SSXAU1191 Cat-Back Exhaust, 2.5'' (Quad JET-100 Carbon Trims) for AUDI S5 Sportback RHD (B9) 2017- Photo-0 MILLTEK SSXAU1191 Cat-Back Exhaust, 2.5'' (Quad JET-100 Carbon Trims) for AUDI S5 Sportback RHD (B9) 2017- Photo-1
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MILLTEK SSXAU1140 Cat-Back Exhaust, 2.5'' (Quad GT-100 Blue Titanium Trims) for AUDI S5 Coupe / Cabrio RHD (B9) 2017- Photo-0 MILLTEK SSXAU1140 Cat-Back Exhaust, 2.5'' (Quad GT-100 Blue Titanium Trims) for AUDI S5 Coupe / Cabrio RHD (B9) 2017- Photo-1
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MILLTEK SSXAU1189 Cat-Back Exhaust, 2.5'' (Quad Polished Trims) for AUDI S5 Sportback RHD (B9) 2017- Photo-0 MILLTEK SSXAU1189 Cat-Back Exhaust, 2.5'' (Quad Polished Trims) for AUDI S5 Sportback RHD (B9) 2017- Photo-1
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MILLTEK SSXAU1188 Cat-Back Exhaust, 2.5'' (Quad GT-90 Cerakote Black Trims) for AUDI S5 Sportback RHD (B9) 2017- Photo-0 MILLTEK SSXAU1188 Cat-Back Exhaust, 2.5'' (Quad GT-90 Cerakote Black Trims) for AUDI S5 Sportback RHD (B9) 2017- Photo-1
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MILLTEK SSXAU1138 Cat-Back Exhaust, 2.5'' (Quad GT-100 Black Trims) for AUDI S5 Coupe / Cabrio RHD (B9) 2017- Photo-0 MILLTEK SSXAU1138 Cat-Back Exhaust, 2.5'' (Quad GT-100 Black Trims) for AUDI S5 Coupe / Cabrio RHD (B9) 2017- Photo-1
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MILLTEK SSXAU1148 Cat-Back Exhaust, 2.5'' (Quad GT-100 Blue Titanium Trims) for AUDI S5 Coupe RHD (B9) 2017- Photo-0 MILLTEK SSXAU1148 Cat-Back Exhaust, 2.5'' (Quad GT-100 Blue Titanium Trims) for AUDI S5 Coupe RHD (B9) 2017- Photo-1
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MILLTEK SSXAU1182 Cat-Back Exhaust, 2.5'' (Quad GT-100 Titanium Trims) for AUDI S5 Sportback RHD (B9) 2017- Photo-0 MILLTEK SSXAU1182 Cat-Back Exhaust, 2.5'' (Quad GT-100 Titanium Trims) for AUDI S5 Sportback RHD (B9) 2017- Photo-1
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MILLTEK SSXAU1184 Cat-Back Exhaust, 2.5'' (Quad GT-90 Blue Titanium Trims) for AUDI S5 Sportback RHD (B9) 2017- Photo-0 MILLTEK SSXAU1184 Cat-Back Exhaust, 2.5'' (Quad GT-90 Blue Titanium Trims) for AUDI S5 Sportback RHD (B9) 2017- Photo-1
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MILLTEK SSXAU1146 Cat-Back Exhaust, 2.5'' (Quad GT-100 Black Trims) for AUDI S5 Coupe RHD (B9) 2017- Photo-0 MILLTEK SSXAU1146 Cat-Back Exhaust, 2.5'' (Quad GT-100 Black Trims) for AUDI S5 Coupe RHD (B9) 2017- Photo-1
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MILLTEK SSXAU1183 Cat-Back Exhaust, 2.5'' (Quad GT-100 Blue Titanium Trims) for AUDI S5 Sportback RHD (B9) 2017- Photo-0 MILLTEK SSXAU1183 Cat-Back Exhaust, 2.5'' (Quad GT-100 Blue Titanium Trims) for AUDI S5 Sportback RHD (B9) 2017- Photo-1
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MILLTEK SSXAU1151 Cat-Back Exhaust, 2.5'' (Quad GT-100 Titanium Trims) for AUDI S5 Coupe RHD (B9) 2017- Photo-0 MILLTEK SSXAU1151 Cat-Back Exhaust, 2.5'' (Quad GT-100 Titanium Trims) for AUDI S5 Coupe RHD (B9) 2017- Photo-1
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MILLTEK SSXAU1186 Cat-Back Exhaust, 2.5'' (Quad Cerakote Black Trims) for AUDI S5 Sportback RHD (B9) 2017- Photo-0 MILLTEK SSXAU1186 Cat-Back Exhaust, 2.5'' (Quad Cerakote Black Trims) for AUDI S5 Sportback RHD (B9) 2017- Photo-1
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MILLTEK SSXAU1143 Cat-Back Exhaust, 2.5'' (Quad Polished Trims) for AUDI S5 Coupe / Cabrio RHD (B9) 2017- Photo-0 MILLTEK SSXAU1143 Cat-Back Exhaust, 2.5'' (Quad Polished Trims) for AUDI S5 Coupe / Cabrio RHD (B9) 2017- Photo-1
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MILLTEK SSXAU1131 Cat-Back Exhaust, 2.5'' (Quad GT-100 Polished Trims) for AUDI S5 Coupe / Cabrio RHD (B9) 2017- Photo-0 MILLTEK SSXAU1131 Cat-Back Exhaust, 2.5'' (Quad GT-100 Polished Trims) for AUDI S5 Coupe / Cabrio RHD (B9) 2017- Photo-1

Cat-Back Exhausts for Enhanced Performance and Sound

Cat-Back Exhausts start from the catalytic converter and end at the vehicle's rear. These systems improve the flow of exhaust gases, which helps improve engine performance and decrease pressure in the system. In addition, they significantly alter the car's sound, creating a more aggressive and rich exhaust. Our store offers a wide choice of Cat-Back exhaust systems for cars of diverse styles, from sports to racing.

Kinds of Cat-Back Exhausts Available

 They are of diverse kinds and present different efficiencies depending on their material, design, and performance objectives. Here are the main types you cab buy in our online store:

- Standard: Designed to enhance overall performance and sound without requiring major modifications to the automobile.

- Turbocharged: These systems are appropriate for sports and racing cars, offering optimized exhaust discharge for improved power and acceleration.

- Adjustable: The exhaust sound and characteristics can be changed depending on the driver's requirements and operating conditions.

Trusted Brands for Cat-Back Exhausts

Top Brands That Produce Cat-Back Exhausts:

HKS: They're a Japanese performance parts manufacturer with a long history of motorsports and performance tuning. They offer many high-quality parts, turbochargers, suspension parts, and engine management systems. Known for their high-quality and trustworthy exhaust systems that deliver superior performance and sound for sports cars.

GREDDY: Experienced resolutions for racing cars, supplying improved exhaust system performance and an aggressive sound. Made with either high-quality stainless steel or high-grade titanium, GREDDY exhaust systems are thus made to last and produce a distinctive sound. They are typically lightweight in construction to decrease the entire vehicle's weight—an ideal solution for performance-building setups.

Reasons to Establish

 These systems are very widespread because provides a good increase in performance. It replaces all the exhaust parts from the catalytic converter to the exhaust suggestion, and many kits even contain a muffler and exhaust manifold. These systems have differences in the pipe's middle section, and some configurations supply just more increased RPM and power gains. However, more important factors are the diameter and material of the pipes than their configuration.

Reasons to install:

  • Improved Power. They help enhance airflow and decrease resistance, increasing engine power and overall efficiency.

  • Changed Sound. They allow you to make a special exhaust sound emphasizing the car's sporty character.

  • Enhanced Fuel effectiveness. Optimizing the operation of the exhaust system can make the motor work more efficiently, decreasing energy consumption.

Find the Ideal Cat-Back Exhaust for Your Automobile

On our website, you can select and purchase products from a broad range of Cat-Back exhaust systems for different car models. Our experts will help you choose the ideal system that will improve implementation and an uncommon sound for your car.