2.5″ Exhaust Decat Downpipe – BMW 3 Series E46 330d M57 99-05

• Manufactured from highest quality T304 grade stainless steel, mandrel bent and fully TIG welded for strength and durability.
• CNC machined flanges for strong solid support and an accurate fit, designed to improve power and torque across the entire RPM range.
• Noticeably improves the throttle response of your BMW 3-Series.
• One of the most cost effective ways of releasing power from your 330D M57 Engine.
• Sold for off-road / track use only.

2.5″ Exhaust Decat Downpipe compatible with BMW 3 Series E46 330d M57 99-05, made from T304 Stainless Steel, is a free flowing part which improves throttle response. Our 2.5″ Exhaust Decat Downpipe is a great modification to achieve extra power and torque across the RPM range.