Description:Turbochargers enhance engine efficiency and power, and Cat Reman exhaust bypasses such as part # 11R-1404 protect the engine and the turbocharger by allowing exhaust gases to escape the engine quickly, regulating the maximum boost pressure in turbocharger systems. Cat Reman exhaust bypasses are designed, manufactured, and tested to withstand the extreme temperatures and pressures inside your engine.Attributes:• Cat Reman NWC offerings contain 100% new Cat parts at a reduced price in exchange for an acceptable core.• Cat Reman NWC exhaust bypasses offer the productivity and efficiency of new exhaust bypasses for less than the cost of new with an acceptable core return.• Cat Reman NWC exhaust bypasses come with a same-as-new Caterpillar Limited Warranty. 1• Cat Reman offers off-the-shelf availability. 21 Warranty can vary by model and application; limitations may apply. For complete details about the applicable Caterpillar Limited Warranty, contact an authorized Cat dealer.2 Part may not be available off-the-shelf at all times and in all locations.