Experience unparalleled performance and durability with our enhanced GMC/Chevrolet truck exhaust manifolds, specifically designed for LS engines. Our BD-upgraded manifolds address common exhaust manifold bolt failures by incorporating extended fasteners and spacers that effectively withstand thermal expansion.

In addition, we've engineered adjusted mounting locations for the heat shield. Crafted with precision, our BD Manifolds boast a robust, thicker design.

They are constructed from high-silicon ductile iron to combat warping, ensuring your vehicle remains at peak performance for the long haul.

Details:

• Material L: High Silicon Ductile Iron
• Ems Code: 4
• Engine Years: 2002-2013
• Installation Time: 3 Hours
• Fits: 1999-2019 Silverado/Sierra 2500/3500
• Shipping Restriction: This product does not require an EO in California. By nature of its design, it is legal for sale and use in all 50 states
• Sold As: Kit
• Warranty: 36-Months/75,000 Miles