Bmw downpipe b58 G42 m240ix G20 m340ix G22 m440ix G26 m440ix G30 540i 545ex G32 G11 G12 G15 G16 840ix Z4 m40i OPV version V-Clamp

Welcome to WeldAffection, brilliantly designed by taking the best assets of our original Downpipes and adding some new design features. We have achieved the ultimate goal: performance.
WeldAffection Downpipes are a direct fit with no modification required. Our catless Downpipes are fitted with OEM flanges and fittings to allow an easy, trouble-free installation. We are proud to introduce our WeldAffection race & high-flow catless Downpipe for your B58 M240i, 340i, 440i, 540i, 740i & xDrive variants. These Downpipes are the best bang-for-the-buck mod available for your B58, and they’re available in both race & high-flow Downpipe configurations.

WeldAffection B58 Stainless Steel Downpipes are made from:

• Hand-crafted, TIG-welded 4.5″ 304-grade stainless steel

• Highest quality 2.0mm wall 304L stainless steel

• Inlet diameter: 114mm

• Outlet diameter: 90mm

• Fits RHD and LHD models with no modification necessary

• Smooth radius bends to decrease turbulence and increase flow

• Fits the stock cat-back as well as all aftermarket cat-backs

• Gains from 25–30 hp with tune

This Downpipe fits the following:

G42, G20, G22, G26, G30, G11, G12, G15, G16, G29
G Series 140i, 240i, 340i, 440i, 540i, 640i, and 740i, 840i including xDrive.