ATP Parts 101183 Exhaust Manifold

ATP Exhaust Manifold for S10, Sonoma, and Hombre

ATP Parts 101183 is an exhaust manifold replacement for select Chevrolet S10, GMC Sonoma, and Isuzu Hombre applications. It restores the exhaust path from the engine to the exhaust system after a cracked or warped manifold has created an exhaust leak.

Key Features

• Direct replacement exhaust manifold for OE-style fit and function
• Helps seal exhaust gases at the engine to reduce underhood leakage
• Built for 2003 Chevrolet S10 and 2003 GMC Sonoma with Transitional Low Emissions (TLEV)
• Also fits 1998-2000 Chevrolet S10, 1998-2000 GMC Sonoma, and 1998-2000 Isuzu Hombre
• ATP Parts 101183 is listed for multiple OE cross-reference applications

Detailed Description

ATP Parts 101183 is engineered as a replacement exhaust manifold for vehicles where the original manifold has cracked, warped, or begun leaking at the cylinder head or outlet connection. By restoring the exhaust flow path, this manifold helps return the exhaust system to proper operation on Chevrolet S10, GMC Sonoma, and Isuzu Hombre models. This part cross-references OE applications such as 674400 and 3271853 for the same application.

Compatible With 2003 Chevrolet S10, N/A; 2003 GMC Sonoma, N/A; 1998-2000 Chevrolet S10, N/A; 1998-2000 GMC Sonoma, N/A; and 1998-2000 Isuzu Hombre, N/A. The part number 101183 is a useful reference when verifying the correct manifold for these fitments.

What It Helps Fix

• Exhaust leaks at the manifold
• Ticking or puffing noises from a cracked manifold
• Warped manifold sealing issues
• Hot exhaust gas escaping into the engine compartment
• Loss of exhaust system sealing at the engine

Installation Notes and Tips

Verify engine and emissions configuration before ordering, especially for 2003 Chevrolet S10 and 2003 GMC Sonoma applications with Transitional Low Emissions (TLEV). Compare the existing manifold, gasket surfaces, and outlet connection to confirm the correct replacement. The part number 101183 should be matched to the vehicle’s year, make, model, and emissions setup during installation planning.

Quality Assurance

ATP Parts designs exhaust manifolds to fit and function like the original component, with the goal of restoring exhaust sealing and reducing leak-related issues. ATP Parts 101183 follows OE-style replacement standards for the listed Chevrolet, GMC, and Isuzu applications.