How do you block EGR on Duramax Diesel?
basicly, you need something putting in the way between the exhaust pipe and egr valve. there are common "blocker" plate kits available on the internet (check ebay) that include full instructions. if you do block the egr tho, you are liable for a fine as the egr is an emissions related product
A Duramax Diesel is the much successful line of diesel engines produced from General Motors. You can find these engines in the GMC Heavy-Duty trucks and the Chevrolet Heavy-Duty trucks. Duramax is the second-best selling diesel engine on the market behind Powerstroke from Ford. The current Duramax diesel is a 6.6L V8 that produces 365 horsepower and 665 pound feet of torque.
The Duramax Diesel Engine is designed and manufactured by the American auto maker, General Motors. The Duramax Diesel Engine has best-in-class horsepower and torque at 397 horsepower and 765 pound feet of torque but GM's Heavy-Duty trucks (GMC/Chevrolet) still fail to take best-in-class towing and payload behind Ford Motor Company.