HSP Max Air Flow Bundle Kit For 2017-2019 Silverado/Sierra 2500/3500-M&M Orange " FORD 1981-1986 GMC C2500 Fleetside

1981-1986 GMC C2500 Fleetside

Order 4068 to retain top overload leafs

The EZX is the ultimate performance upgrade for your late model Ford Power Stroke offering total control over your truck with power adjustability on-the-fly

we recommend the Screamer Stage 2 Retrofit kit (1045825)

HSP Max Air Flow Bundle Kit For 2017-2019 Silverado/Sierra 2500/3500-M&M Orange " FORD 1981-1986 GMC C2500 FleetsideThe 693 1 HSP is best known as the Max Air Flow Bundle for the 2017 2019 L5P Duramax equipped Chevrolet and GMC trucks. This bundle kit is the perfect starting point for the person looking to increase their performance, and looks and keep all of your factory emissions in the stock location and working better! What is the Max Air Flow Bundle for the L5P? The L5P Duramax Max Air Flow Bundle is a kit that gives you exactly what you need. What we mean by