Flowmaster 40 Series Delta Flow 3" Offset in 2.5" Dual Out Universal Muffler appearance 2014–2018 GMC Sierra 1500 2WD

2014–2018 GMC Sierra 1500 2WD (Cast Steel Control Arms)

With our bypass upgrade you can use room temperature fluid to clean out your cooler anytime you wish without any special tools

100% TIG welded by certified craftsmen for race proven strength and durability

making them ideal for stock height and leveled applications up to 1

Flowmaster 40 Series Delta Flow 3" Offset in 2.5" Dual Out Universal Muffler appearance 2014–2018 GMC Sierra 1500 2WDThis 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