SPELAB Exhaust Header for 1997-2001 Chevy Blazer GMC Jimmy 4.3L V6 Duramax Downpipe making installation straightforward even for

making installation straightforward even for those with basic mechanical skills

A4:The SPELAB Typhoon Intake Manifold is designed to significantly enhance both top-end power and low-end torque

7L Powerstroke owners upgrading crankcase ventilation

0L Powerstroke trucks used for towing

Hot exhaust gasses are not being re-routed back into the motor

SPELAB Exhaust Header for 1997-2001 Chevy Blazer GMC Jimmy 4.3L V6 Duramax Downpipe making installation straightforward even forSPELAB Exhaust Header for 1997, 1998, 1999, 2000, 2001 Chevy Blazer GMC Jimmy 4. 3L V6 Replacing or upgrading your exhaust header is necessary for both engine performance and sound. Whether on or off the track, exhaust headers provide more horsepower and improved exhaust sound. SPELAB offers many products to help you create your own custom engine headers. It's really easy and convenient to use: direct bolt on, no modification needed. Fitment: 1997