$380.00
Take your BMW E82/E88 135i or E90/E92 335i equipped with the legendary N55 engine to the next level with the Untd. Performance Catted Downpipe. Designed to increase performance, improve throttle response, and unlock a deeper, more aggressive exhaust note, this high-flow downpipe is engineered to maximize the potential of your turbocharged inline-six while maintaining reliability and longevity. Featuring a high-flow 200-cell catalytic converter, this downpipe is the perfect upgrade for enthusiasts looking to reduce turbo lag and boost overall driving excitement.
Available on backorder
Untd. Performance Catted Downpipe – BMW E82/E88 135i, E90/E92 335i N55
Take your BMW E82/E88 135i or E90/E92 335i equipped with the legendary N55 engine to the next level with the Untd. Performance Catted Downpipe. Designed to increase performance, improve throttle response, and unlock a deeper, more aggressive exhaust note, this high-flow downpipe is engineered to maximize the potential of your turbocharged inline-six while maintaining reliability and longevity. Featuring a high-flow 200-cell catalytic converter, this downpipe is the perfect upgrade for enthusiasts looking to reduce turbo lag and boost overall driving excitement.
High-Flow 200 Cell Catalytic Converter:
The 200-cell high-flow cat dramatically improves exhaust flow compared to the restrictive stock unit, reducing backpressure and allowing your N55 turbo to spool faster. The result? Increased horsepower, torque, and a sharper throttle response across the RPM range.
Premium Construction:
Crafted from high-quality, corrosion-resistant stainless steel, the Untd. Performance Downpipe is built to handle the high heat and pressure of the N55 engine. Whether you’re carving corners or doing high-speed pulls, it’s designed for long-term durability and high-performance reliability.
Enhanced Turbo Efficiency:
By reducing restrictions in the exhaust system, this downpipe allows your turbocharger to operate more efficiently, significantly minimizing turbo lag and delivering a quicker, more responsive powerband.
Aggressive Exhaust Tone:
Transform your BMW’s sound with a more assertive, throaty exhaust note that highlights the N55’s character. From startup to wide-open throttle, expect a deeper and more exhilarating soundtrack that sets your Bimmer apart from the rest.
Bolt-On Installation:
This downpipe is designed as a direct-fit replacement for the factory downpipe, making installation simple with no cutting or welding required. Enjoy the gains and the sound with minimal downtime.
Optimized Performance:
Combined with improved exhaust flow and reduced heat soak, this downpipe helps the N55 engine deliver smoother, more efficient power throughout the rev range. Ideal for both daily drivers and weekend warriors.
Whether you’re looking to amplify your daily drive or prep your N55-powered BMW for more serious performance mods, the Untd. Performance Catted Downpipe is the ultimate foundation for more power, quicker response, and a sportier exhaust tone.
Compatibility:
BMW E82/E88 135i (N55)
BMW E90/E92 335i (N55)
Upgrade your BMW’s performance today with the Untd. Performance Catted Downpipe and unlock the true potential of your N55 beast.
