This 71100 EGR blocker plate is a must - have for your 2001 - 2006 GMC/Chevrolet HD 6.6L Duramax LB7 or LLY. It effectively stops EGR gasses from recirculating into the intake. Crafted from stainless steel, it's not only durable but also incredibly easy to install, simply sliding right into place. Note that custom tuning is required. Part Number: 71100.

Using this EGR blocker plate is easy. First, make sure your engine is turned off and cooled down. Then, find the EGR system in your 2001 - 2006 GMC/Chevrolet HD 6.6L Duramax LB7 or LLY. Slide the blocker plate right into place. Remember, custom tuning is necessary for this product to work properly. For maintenance, periodically check the plate for any signs of damage or corrosion. If you notice any issues, it might be time to replace it. Keep it clean to ensure it functions at its best.