The HSP LML Hot Side Intercooler Pipe for your 2011-2016 GM 6.6L Duramax LML outflows the factory pipe by up to 40%. This hot side intercooler pipe eliminates the poorly designed factory lower intercooler boot...
Upgrade the coolant tank in your 2011-2014 GM 6.6L Duramax with the HSP 527-1 LML Factory Replacement Coolant Tank. This fabricated coolant tank gives your truck a custom look and is a direct fit replacement for...
Improve underhood appearance by replacing the factory coolant tank in your 2015-2016 GM 6.6L Duramax LML with the HSP 527-2 LML Factory Replacement Coolant Tank. FEATURES: Factory Replacement Available In Multiple Colors MADE-TO-ORDER (BUILD TIME REQUIRED)...
Upgrade the underhood of your 2011-2014 GM 6.6L Duramax LML with the HSP 537-1 LML Upper Coolant Tube. Often overlooked, the HSP Upper Coolant Tube is the perfect add-on to your cooling system and will...
Keep your 2015-2016 GM 6.6L Duramax LML looking good with the 537-2-HSP Upper Coolant Tube. A commonly overlooked component, HSP’s Upper Coolant Tube is the perfect addition to the underhood of your truck. FEATURES: Upper...
Eliminate wheel hop in your 2001-2010 GM 2500HD/3500HD with the HSP 58" Bolt On Traction Bars. Wheel hop is a major issue, even on stock horsepower trucks. HSP's Bolt On Traction Bars provide you with a...
Upgrade your 2017-2019 GM 6.6L Duramax L5P with the HSP 600-1 L5P 3" Hot Side Intercooler Tube. Constructed from aluminized steel, the mandrel bent driver side intercooler pipe increases airflow. Easily installed, the 3" Hot...
Eliminate wheel hop in your 2001-2010 GM 2500HD/3500HD with the HSP 70" Bolt On Traction Bars. Wheel hop is a major issue, even on stock horsepower trucks. HSP's Bolt On Traction Bars provide you with a simple...
Eliminate wheel hop in your 2001-2010 GM 2500HD/3500HD with the HSP 75" Bolt On Traction Bars. Wheel hop is a major issue, even on stock horsepower trucks. HSP's Bolt On Traction Bars provide you with a simple...
Replace the unsightly, yellowed, and brittle plastic factory coolant reservoir in your 2001-2007 GM 6.6L Duramax with this sleek custom aluminum HSP Factory Replacement Coolant Tank. HSP CNC cuts and bends each tank for an...
Replace the restrictive factory cold side intercooler pipe on your 2003-2004 GM 6.6L Duramax LB7 with the HSP LB7 Factory Style Cold Side Intercooler Pipe. HSP uses a 3" diameter mandrel bent pipe which showed...
The HSP L5P Cold Side Intercooler Pipe is an excellent way to boost the performance of your 2017-2019 GM 6.6L Duramax L5P. This intercooler pipe is 3" mandrel bent tubing for maximum flow to improve...