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Unlock the true potential of your Porsche 911 – 991.1 with the Untd. Performance Headers, specifically designed for the 3.4L and 3.8L engines from 2012 to 2015. These high-performance headers are engineered to optimize exhaust flow, delivering significant power gains and an exhilarating driving experience that will transform your sports car.
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The Untd. Performance Long Tube Headers and Mid Pipes for the Mercedes-Benz C63 AMG (W204) are engineered to provide exceptional performance gains and an exhilarating driving experience. This comprehensive exhaust upgrade is designed for enthusiasts looking to unleash the full potential of their C63 while enhancing the vehicle’s sound and responsiveness.
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Upgrade your 2015โ2018 Mustang GT V8 5.0Lย S550 with Untd. Performance Long Tube Headers Ceramic Coated, designed to maximize horsepower, improve exhaust flow, and deliver a deeper, more aggressive V8 sound. Built from premium 304 stainless steel, these headers offer a direct bolt-on fit and proven performance gains for your 5.0L Coyote.
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- Manufactured from 304 stainless steel and TIG welded.
- Equal length CNC mandrel bend pipe for best performance.
- High quality race 200 cpsi catalytic converters.
- Includes gaskets & hardware
- Direct bolt on installation, comes complete with gaskets.
- Optional O2 spaces and mini cats available to minimize CEL occurrences.
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- Full stainless steel 304 material pipes
- Laser CNC cut head and exhaust flanges
- CNC cut three into one, precision slip fit collectors
- Stainless Steel Shorty Headers
- Bolt exhaust gaskets
- Head to manifold gaskets
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- Manufactured from 304 stainless steel and TIG welded.
- Equal length CNC mandrel bend pipe for best performance.
- Includes gaskets & hardware
- Direct bolt on installation, comes complete with gaskets.
ย
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- Full stainless steel 304 material pipes
- Laser CNC cut head and exhaust flanges
- CNC cut three into one, precision slip fit collectors
- Stainless Steel Shorty Headers
- Bolt exhaust gaskets
- Head to manifold gaskets
- Exhaust Bolts & Nuts
ONLY FOR 3.0T TFSI SUPERCHARGED ENGINE
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Unleash the full potential of your Infiniti Q50 or Q60 with the Untd. Performance Resonated Catless Downpipe, precision-engineered for the 3.0T VR30 twin-turbo V6 engine. This race-inspired upgrade eliminates restrictive factory catalytic converters to dramatically enhance exhaust flow, turbo response, and overall engine performance. With an integrated resonator, this version balances raw power with a refined exhaust noteโmaking it ideal for drivers who want performance without excessive cabin drone.
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Upgrade your Audi B8 B8.5 S4, S5, SQ5 or C7 C7.5 A6,A7 3.0L supercharged V6 with the Untd. Performance Lower Resonated Downpipes with V-Band. Designed as a direct upgrade to the weak OEM downpipes with fragile flex sections, these high-flow resonated downpipes improve airflow, enhance turbo efficiency, and strengthen the flex for long-term reliability.
ONLY FOR 3.0T TFSI SUPERCHARGED ENGINE
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- Full stainless steel 304 material pipes
- Laser CNC cut head and exhaust flanges
- CNC cut three into one, precision slip fit collectors
- Stainless Steel Shorty Headers
- Bolt exhaust gaskets
- Head to manifold gaskets
- Exhaust Bolts & Nuts
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Boost your BMW E30 or E34 24V (M50, M52, S50, S52) with the Untd. Performance Turbo Manifold. Made from durable SS 304 stainless steel with a T3 flange, it delivers improved exhaust flow, quicker turbo spool, and reliable high-boost performance.
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Unleash the full sonic character of your Porsche 911 (991.2) with the Untd. Performance Valved Cat-Back System โ a precision-engineered exhaust designed to enhance performance, reduce backpressure, and deliver the dual personality your twin-turbo flat-six deserves. With valve control at your fingertips, switch from refined daily cruising to aggressive, wide-open howl in an instant โ all while gaining power, sharpening throttle response, and dropping weight.
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