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Upgrade your 2019–2024 Ram 2500/3500 6.7L Cummins with the Polar Diesel 5" Exhaust System with Muffler. Made from premium T409 stainless steel, this flex pipe-back system improves exhaust flow, reduces EGTs, enhances fuel efficiency, and boosts horsepower and torque. Engineered for a precise, hassle-free installation, it includes pre-bent exhaust hangers, stainless lap joint clamps, and a well-fitted muffler to deliver smoother, quieter performance.
Trusted by diesel owners across Canada and the USA for performance, reliability, and fitment.
Looking for proven diesel performance parts that actually fit and perform? We stock hand-selected upgrades for Duramax, Cummins, and Powerstroke platforms — no guesswork, no junk.
From tuning and exhaust to suspension, engine internals, and recovery gear, everything we carry is backed by real-world testing and used by builders who know what works. If it’s on our site, it’s here for a reason.
