HSP Deluxe No Bridge/Cold Side Bundle Kit For 2006-2007 Silverado/Sierra 2500/3500-Silk Stain Black Fits aFe POWER Intakes Fabricated blocks are stronger and

Fabricated blocks are stronger and offer a longer lifespan than cast blocks

Capable of supporting up to 800 hp

These come bare metal so you can powdercoat or paint them to the color of your choice

Exhaust flange gasket

The theory behind billet shafts is not quite what you may have in mind

HSP Deluxe No Bridge/Cold Side Bundle Kit For 2006-2007 Silverado/Sierra 2500/3500-Silk Stain Black Fits aFe POWER Intakes Fabricated blocks are stronger andThe 394 HSP is best known as the Max Air Flow Bundle for the 2006 and 2007 LBZ Duramax equipped Chevrolet and GMC trucks. This bundle kit is everything you need to get the maximum performance out of that LBZ with all of your emissions systems intact! What is the Max Air Flow Bundle for the LBZ Duramax? The Max Air Flow Bundle for the LBZ Duramax is everything that HSP Diesel makes to increase performance on the 2006 and 2007 LBZ trucks. This bundle