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Here is a comprehensive description for a complete customizable brake caliper kit featuring 370mm and 345mm calipers from the BMW M3/M4 (F80/F82/F83 platform). This description covers technical specs, component breakdown, and customization options, ideal for marketing, product documentation, or enthusiast forums.
This Kit Includes ONLY Front & Rear Calipers, rotors, pads & brake lines are also available separately.Â
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Unleash the full power and performance of your BMW N55 engine with the Untd. Performance 4″ Catless Downpipe. Engineered specifically for the 2013-2018 M135i, M235i, M2, 335i, and 435i (F20/F21/F22/F30/F32/F33/F87), this high-flow downpipe upgrades your exhaust system with a full 4-inch diameter, designed to maximize power gains, improve turbo response, and deliver an aggressive exhaust tone. Whether you’re tuning for track performance or looking to enhance the driving experience on the street, this downpipe is the perfect solution.
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Elevate your BMW’s performance with the Untd. Performance Air Intake Kit, specifically designed for N55 engines in the 335i and 435i models from 2016 to 2018. This high-performance intake kit enhances airflow and boosts engine efficiency, providing a thrilling driving experience.
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Unleash the raw performance potential of your BMW M2, M3, or M4 (G80/G82) with the Untd. Performance Catless Downpipe V2, purpose-built for the S58 twin-turbo 3.0L inline-6 engine. This second-generation downpipe delivers refined fitment, improved flow, and unmatched durability—offering a more aggressive tone, faster turbo response, and serious power gains for drivers who want nothing less than maximum output.
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Unlock the hidden performance of your BMW N55-powered 535i, 535xi, X5, or X6 with the Untd. Performance Catless Downpipe. Engineered specifically for PWG turbo-equipped models, this high-flow downpipe eliminates the restrictive factory catalytic converter to deliver raw power, quicker turbo response, and a deeper, more aggressive exhaust note. Whether you’re chasing lap times or building a daily street machine with bite, this upgrade brings the full potential of the N55 3.0L turbocharged inline-six to life.
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Unleash the full potential of your BMW M235i or 435i with the Untd. Performance Catless Downpipe w/ Heat Shield. Built for the N55 turbocharged inline-six, this high-performance upgrade eliminates factory restrictions to deliver maximum exhaust flow, quicker turbo spool, and a deep, aggressive sound. Whether you’re carving corners or dominating straightaways, this catless downpipe with integrated heat shielding is engineered to give your BMW the performance edge it deserves.
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Elevate your BMW N55’s performance with the Untd. Performance Catted Downpipe. Purpose-built for enthusiasts who want more power, faster spool, and a throatier exhaust tone—without the full commitment of a catless setup—this high-flow catted downpipe delivers serious gains while maintaining a more emissions-conscious design. Perfect for daily-driven builds, weekend warriors, and tuned street machines.