Dinan Free Flow Axle-Back Exhaust - 2016-2020 BMW 340i/440i

Dinan Free Flow Axle-Back Exhaust - 2016-2020 BMW 340i/440iDinan engineers designed the F30 340i and F32 440i exhaust to improve exhaust flow by reducing back pressure, resulting in increased power output and a great sporty sound that is civilized when you want it to be, and pleasantly aggressive under hard acceleration. Not only is the tone improved but the additional burbles and pops that come with it are simply intoxicating. Dinan also incorporates a Helmholtz chamber design that reduces resonance or

To complement the Alcantara and Leather covered steering wheel surface

The SV52 also includes 2 springs PLUS a spring pre-load adjustment system so you can dial it in for optimum throttle response and boost recovery after gearshift

Replace yours with these factory-direct units to regain your power

Front lowered by 1

So GFB’s DV+ solves this problem by replacing just the valve parts with an anodised billet aluminium housing fitted with a brass piston machined to exacting tolerances

Our unique Dual Flow Valve (DFV) technology allows you to quickly change the stiffness of the shock absorber

Black Anodized 6061-T6 Aluminum Turnbuckles work in conjunction with the left and right hand threaded rod ends for simple and precise adjustment

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perfectly routed to fit within limited space

Most users see gains of 13–18 HP on a stock vehicle

This pair of high flow Pro 5R air filters are constructed with 100% polyurethane on all sides and will out flow the stock paper filters for improved performance

1 year limited warranty