Aston Martin V8 Downpipes M177

The Bomiz downpipes for the Aston Martin Vantage 4.0 is built to reduce backpressure, increase turbo efficiency, and bring out the full character of the M177 twin-turbo V8. Constructed from high-quality T-304 stainless steel, this setup replaces both the primary and secondary sections with a direct bolt-on solution — no cutting or modifications required. OEM-spec V-band flanges and factory-style mounting points ensure a perfect fit with minimal effort. TIG-welded throughout for strength and long-term reliability, this system delivers real gains and a sharper, more aggressive tone that transforms the driving experience. Specifications T-304 Stainless Steel Construction Replaces Both Primary & Secondary Downpipes OEM-Spec V-Band Flanges and Brackets TIG Welded for Strength and Longevity Available in Catless (Competition) or High-Flow Catted Configurations Lifetime Warranty What’s Included Complete Downpipe System (Primary + Secondary) OEM-Style V-Band Flanges and