Introducing the Hummer H3 Engine Camshaft - Stage 2 Thumpr by COMP Cams, designed specifically for 2008-2010 models. Engineered to deliver a distinctive performance edge, this camshaft upgrade enhances your vehicle's power while delivering that impressive idle lope known to enthuse automotive aficionados.

Dive deeper into the features of the COMP Cams Stage 2 Thumpr Camshaft. This component is tailored for Gen IV LS 4.8/5.3/6.0L truck engines, providing a reliable upgrade path for Hummer H3 enthusiasts seeking improved engine response and sound. The Thumpr lobe design is not just for aesthetics—it optimizes your engine's rhythm. When paired with required high-lift valve springs, it ensures impressive power gains, making it ideal for those looking to boost their vehicle's performance. Furthermore, its capability to delete both AFM (Active Fuel Management) and VVT (Variable Valve Timing) underscores its commitment to delivering raw, unbridled engine performance.

Features

• Optimized for Gen IV LS 4.8/5.3/6.0L truck engines
• Distinctive Thumpr lobe design for aggressive idle lope
• Eliminates AFM and VVT for enhanced performance
• High-lift valve springs for maximum power gains

For those seeking excellence in their automotive modification endeavors, the Hummer H3 Engine Camshaft - COMP Cams - Stage 2 Thumpr is an optimal choice. If you have any questions, don't hesitate to call us directly. We also provide installation and customization services at our locations in Austin, Texas, and the Los Angeles, California area. Our contact numbers are: 512-982-9393 (TX), 562-981-6800 (CA). Thinking of purchasing multiple items? Contact us for available shipping discounts. Rest assured, we install on-site at both locations for your convenience.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov