Dinan Free Flow Stainless Exhaust with Black Tips for BMW F30 340i and F32 440i
Transform your BMW 340i or 440i with the Dinan Free Flow Stainless Exhaust. This premium BMW performance exhaust is engineered to reduce back pressure for improved flow and response, delivering a deeper, sportier exhaust note that stays civilised on the motorway and turns aggressive under hard acceleration. Expect crisp burbles and pops on lift-off and gear changes, all without the dreaded low‑RPM drone thanks to Dinan’s Helmholtz chamber design.
- Optimised for BMW F30 340i and BMW F32 440i
- Free flowing design reduces back pressure for improved performance and throttle response
- Helmholtz chamber technology cuts cabin resonance and drone at cruising speeds
- Constructed from 100 percent 16 gauge 304 stainless steel for strength and corrosion resistance
- Factory‑style fit using OEM hangers for straightforward installation
- Twin 89 mm ceramic black exhaust tips for a stealth, OEM plus look
- Refined daily drivability with a sporty, aggressive tone on throttle
We run this system ourselves and our customers love it. The sound is addictive, the quality is excellent, and the fitment is spot on. If you want a BMW 340i exhaust or BMW 440i exhaust that adds character without drone, this Dinan system is a top choice.
Fitment
Direct fit for:
- BMW F30 340i
- BMW F32 440i
Why choose this BMW performance exhaust
Whether you are searching for a BMW 340i cat back exhaust, BMW 440i cat back, F30 exhaust upgrade, F32 exhaust upgrade, or a B58 performance exhaust with black tips, the Dinan Free Flow exhaust delivers the sound, quality and durability enthusiasts want. It is a true stainless steel performance exhaust that looks as good as it performs.
Installation and fitting
Designed to bolt up using the factory hangers for a clean, hassle free install. Want it fitted professionally? Book fitting with Nforcd in Warwickshire. Request a quote at Sales@nforcd.com.
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