Dinan Free Flow Stainless Exhaust with Polished Tips for BMW F30 340i and F32 440i
Unlock the sound and performance your BMW deserves with the Dinan Free Flow Stainless Exhaust for the BMW F30 340i and F32 440i. Engineered to improve exhaust flow and reduce back pressure, this premium performance exhaust delivers a noticeable step up in responsiveness and a soundtrack that is refined at cruise yet confidently aggressive under throttle. Expect a deep, sporty tone with addictive burbles and pops that enhance every drive.
Designed by Dinan engineers specifically for the B58-powered BMW 340i and 440i, this system incorporates a Helmholtz chamber to cut low-RPM resonance and reduce cabin drone, so you enjoy the sound without the fatigue. Built from 100% 16 gauge 304 stainless steel for long-term durability and corrosion resistance, and finished with twin 89 mm 3.5 inch polished exhaust tips for a tasteful, factory-plus look.
Why choose this BMW 340i 440i performance exhaust
- Improved exhaust flow and reduced back pressure for enhanced performance
- Sporty, civilised tone at light throttle and a more aggressive note under hard acceleration
- Helmholtz chamber design to help reduce low-RPM drone and resonance
- 100% 16 gauge 304 stainless steel construction for strength and corrosion resistance
- Twin 89 mm 3.5 inch polished tips for an OEM-plus aesthetic
- Precision fitment using factory hangers for a straightforward install
Perfect for popular searches
BMW F30 340i exhaust upgrade, BMW 340i performance exhaust, BMW F32 440i exhaust, BMW 440i performance exhaust, B58 exhaust, Dinan exhaust UK, stainless steel exhaust for BMW 340i, polished tips exhaust 3.5 inch, drone reduction exhaust, BMW 3 Series F30 exhaust, BMW 4 Series F32 exhaust.
Fitment
- BMW F30 340i
- BMW F32 440i
Trusted by enthusiasts
We have supplied and used this Dinan system ourselves and customer feedback has been consistently positive. Owners love the quality, the refined daily manners and the rich, engaging sound when pushed.
Installation and fitting
Direct fit using factory hangers for an easy installation. Want it fitted by specialists? Book professional fitting with Nforcd in Warwickshire. Request a quote: Sales@nforcd.com.
Key specs
- Material: 100% 16 gauge 304 stainless steel
- Tip size: Twin 89 mm 3.5 inch polished tips
- Design: Free flow system with Helmholtz chamber for reduced drone
- Mounting: Uses factory hangers for precise fitment
Upgrade your BMW 340i or 440i with a premium Dinan exhaust that looks the part, sounds incredible and is built to last. Order today for fast UK delivery and expert support from Nforcd.