Quick view AEM Intake Systems AEM Brute Force HD Intake System Silver Finish 2004.5-2005 Duramax MSRP: Was: Now: $420.99 Add to Cart Compare
Quick view AEM Intake Systems AEM Brute Force Intake System Silver Finish 2004.5-2005 Duramax MSRP: Was: Now: $349.99 Add to Cart Compare
Quick view AFE AFE Pro 10R Momentum HD Intake System 2004.5-2006 Duramax MSRP: Was: Now: $430.34 Add to Cart Compare
Quick view AFE AFE Pro Dry S Momentum HD Intake System 2004.5-2005 Duramax MSRP: Was: Now: $420.84 Add to Cart Compare
Quick view AFE AFE Pro Dry S Stage 2 Type Cx Intake System 2004.5-2005 Duramax MSRP: Was: Now: $315.39 Add to Cart Compare
Quick view AFE AFE Pro-Guard 7 Magnum Force Stage 2 Intake System 2004.5-2005 Duramax MSRP: Was: Now: $334.39 Add to Cart Compare
Quick view AFE AFE Stage 2 Cold Air Intake System Type Cx 2004.5-2005 Duramax MSRP: Was: Now: $315.39 Add to Cart Compare
Quick view AFE AFE Stage 2 Cold Air Intake System with Pro Dry S 2004.5-2005 Duramax MSRP: Was: Now: $315.39 Add to Cart Compare
Quick view Airaid Intake Systems Airaid MXP Series Intake System 2004.5-2005 Duramax MSRP: Was: Now: $420.39 Add to Cart Compare
Quick view Airaid Intake Systems Airaid MXP SynthaMax Dry Filter Intake System 2004.5-2005 Duramax MSRP: Was: Now: $429.75 Add to Cart Compare
Quick view Airaid Intake Systems Airaid SynthaMax Dry Filter Intake System 2004.5-2005 Duramax MSRP: Was: Now: $388.79 Add to Cart Compare
SALE Quick view Banks Power Banks Power 42168 Super-Scoop MSRP: Was: $132.87 Now: $119.58 Add to Cart Compare
Quick view Banks Power Banks Power Ram-Air Intake System 2004.5-2005 Duramax MSRP: Was: Now: $388.80 Add to Cart Compare
Quick view Banks Power Banks Power Ram-Air Intake System with Dry Filter 2004.5-2005 Duramax MSRP: Was: Now: $388.80 Add to Cart Compare
Quick view Banks Power Banks Power Super-Scoop 2003-2007 Duramax MSRP: Was: Now: $132.87 Add to Cart Compare
Quick view AEM Brute Force HD Intake System Silver Finish 2004.5-2005 Duramax Replace the stock air intake system in your 2004.5-2005 GM 6.6L Duramax LLY with the AEM 21-9022D Brute Force HD Intake System. Easily installed with commonly available tools, every part of the Brute Force Intake System has been thoroughly... MSRP: Was: Now: $420.99 Add to Cart Compare
Quick view AEM Brute Force Intake System Silver Finish 2004.5-2005 Duramax Upgrade the intake system in your 2004.5-2005 GM 6.6L Duramax LLY with the AEM Brute Force Diesel Intake System 21-8017D. Specially designed and tuned to increase horsepower while improving engine sound and acceleration. The AEM Brute Force Intake... MSRP: Was: Now: $349.99 Add to Cart Compare
Quick view AFE Pro 10R Momentum HD Intake System 2004.5-2006 Duramax The AFE 50-74002 Pro 10R Momentum HD Intake System for your 2004.5-2005 GM 6.6L Duramax LLY brings you power, performance and flow! Bringing you the next generation of intakes, the Momentum HD sealed air intake system is designed using the most... MSRP: Was: Now: $430.34 Add to Cart Compare
Quick view AFE Pro Dry S Momentum HD Intake System 2004.5-2005 Duramax The AFE 51-74002 Pro Dry S Momentum HD Intake System for your 2004.5-2005 GM 6.6L Duramax increases power, performance and flow! Bringing you the next generation of intakes, the Momentum HD sealed air intake system is designed... MSRP: Was: Now: $420.84 Add to Cart Compare
Quick view AFE Pro Dry S Stage 2 Type Cx Intake System 2004.5-2005 Duramax Oil-free 2-layer synthetic media Increased air flow up to 50% for better performance Increases horsepower & torque Improves Fuel economy 99.4% efficient** for excellent protection Wire mesh for structural integrity & quality... MSRP: Was: Now: $315.39 Add to Cart Compare
Quick view AFE Pro-Guard 7 Magnum Force Stage 2 Intake System 2004.5-2005 Duramax This Stage 2 Sealed Intake System gives you cool air and quiet power. The sealed design keeps noise at a minimum while the large 360 degree high flow Pro Guard 7 air filter and sealed intake box with auxiliary intake scoop increases air flow... MSRP: Was: Now: $334.39 Add to Cart Compare
Quick view AFE Stage 2 Cold Air Intake System Type Cx 2004.5-2005 Duramax Increases horsepower & torque. Maximizes airflow for better acceleration and responsiveness Improved performance results in greater fuel efficiency Installs in less than 60 minutes using factory mounting points No cutting or drilling to... MSRP: Was: Now: $315.39 Add to Cart Compare
Quick view AFE Stage 2 Cold Air Intake System with Pro Dry S 2004.5-2005 Duramax This new PRO Dry S Sealed Intake System gives you cool air and quiet power on a budget. The sealed design keeps noise at a minimum while the large 360 degree high flow PRO Dry S air filter and sealed intake box with auxiliary intake... MSRP: Was: Now: $315.39 Add to Cart Compare
Quick view Airaid MXP Series Intake System 2004.5-2005 Duramax AIRAID's MXP line of " Cold Air Dam" intakes feature a LARGE ONE-PIECE ROTATIONAL-MOLDED air box and a totally redesigned air intake tube that houses a HUGE high flow AIRAID Premium Filter. All kits are engineered to deliver more Torque &... MSRP: Was: Now: $420.39 Add to Cart Compare
Quick view Airaid MXP SynthaMax Dry Filter Intake System 2004.5-2005 Duramax AIRAID's MXP line of " Cold Air Dam" intakes feature a LARGE ONE-PIECE ROTATIONAL-MOLDED air box and a totally redesigned air intake tube that houses a HUGE high flow AIRAID Premium Filter. All kits are engineered to deliver more Torque &... MSRP: Was: Now: $429.75 Add to Cart Compare
Quick view Airaid SynthaMax Dry Filter Intake System 2004.5-2005 Duramax AIRAID's MXP line of " Cold Air Dam" intakes feature a LARGE ONE-PIECE ROTATIONAL-MOLDED air box and a totally redesigned air intake tube that houses a HUGE high flow AIRAID Premium Filter. All kits are engineered to deliver more Torque &... MSRP: Was: Now: $388.79 Add to Cart Compare
SALE Quick view Banks Power 42168 Super-Scoop The Banks Power 42168 Super-Scoop for your 03-07 Chevy 2500HD/3500HD is an add-on product to the Banks Ram-Air Intake System. The Super-Scoop connects below the front bumper, forcing a big charge of cool, pressurized ram air into the Ram-Air Intake's air... MSRP: Was: $132.87 Now: $119.58 Add to Cart Compare
Quick view Banks Power Ram-Air Intake System 2004.5-2005 Duramax The Banks Power 42135 Ram-Air Intake System for your 04.5-05 GM 6.6L Duramax LLY delivers astonishing best gains in airflow, air density and power. Its large cotton gauze air filter requires fewer cleanings than competitive filters (stock's small... MSRP: Was: Now: $388.80 Add to Cart Compare
Quick view Banks Power Ram-Air Intake System with Dry Filter 2004.5-2005 Duramax The Banks Power 42135-D Ram-Air Intake System with Dry Filter for your 04.5-05 GM 6.6L Duramax LLY delivers astonishing best gains in airflow, air density and power. Its large dry synthetic air filter requires fewer cleanings than competitive... MSRP: Was: Now: $388.80 Add to Cart Compare
Quick view Banks Power Super-Scoop 2003-2007 Duramax The Banks Power 42169 Super-Scoop for your 03-07 GMC 2500HD/3500HD is an add-on product to the Banks Ram-Air Intake System. The Super-Scoop connects below the front bumper, forcing a big charge of cool, pressurized ram air into the Ram-Air Intake's air... MSRP: Was: Now: $132.87 Add to Cart Compare