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For GMC Sierra 2500 HD 2001-2003
For BMW 3 Series E90 E91 E92 E93 - 335i N55 Engine 2011-2012
12251-HN1-A41
they can put more power through the wheels
Crafted from high-quality stainless steel with computerized mandrel bends for optimal flow
2011-2012 BMW Alpina B7, xDrive, B7L, B7L xDrive Exhaust Downpipe Twin Turbo 2111K For GMC Sierra 2500 HDProduct Overview Enhances engine output and efficiency, delivering additional horsepower and increased torque. Large diameter, free flow tubing ensures smooth exhaust airflowideal for high performance racing setups. Constructed from premium 16 gauge T 304 stainless steel with precision mandrel bends. All joints are TIG welded for superior strength and long term durability. CNC machined flanges provide maximum strength and a precise fit. Chrome plated
