To ensure reliability, purchase GM part # 12557287 Engine Exhaust Manifold (Machining)(W/Out Air Injector Reactor). It is sometimes referred to as GMC Exhaust Manifold. Directly from GM, genuine parts are superb with regards to quality, longevity, and fit. Every single part passed stringent quality testing, so you can be sure that it's safe, durable, and built to perform like your original parts. This part fits specific GMC Sierra, Yukon models.
GMPartsGiant.com is a leading supplier of genuine GM parts and accessories such as GM 12557287 Engine Exhaust Manifold (Machining)(W/Out Air Injector Reactor). You're certainly in the right place if you're searching for the great cost-effective OEM GM parts. Look no further than our vast inventory of genuine GM parts offered at unbeatable online prices, all of which are backed by the manufacturer's warranty. Not to forget, our hassle-free return policy and quick delivery service ensure a smooth shopping experience for you. For detailed GMC parts information, click here.