Flowmaster Stainless 40 Series Delta Flow 2.5" Offset in 2.5" Center Out Muffler medium/heavy duty why would you buy anything

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2001-2019 Chevrolet Silverado 2500HD/3500HD With Allison Transmission

Full-length coil springs provide lift height while maintaining ride comfort

providing the ultimate strength and rigidity in your steering

Front Lift Height: 6"

Flowmaster Stainless 40 Series Delta Flow 2.5" Offset in 2.5" Center Out Muffler medium/heavy duty why would you buy anythingThis two chamber design incorporates Flowmaster's Delta Flow technology. The Delta deflectors generate increased scavenging for better performance and reduced interior sound. Milder exterior tone and reduced interior resonance over standard 40 series. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability. Features: No internal packing to blowout Race proven Delta Flow technology Excellent Street Strip and Off Road