Cummins 3090502 Center Exhaust Manifold PAI 181017CROSS REFERENCE: 3090502 4999619 APPLICATION: Cummins L10 M11 ISM Series Multiple Use Application DETAILS: Low Mount BRAND: PAI 181017 3090502 Center Exhaust Manifold PAI 181017. Aftermarket truck parts and truck repair parts. Supports steady exhaust flow and maintains consistent engine operation. All components are proudly manufactured in the U. S. A. by PAI Industries Inc., an ISO9001 certified company with over 50 years of experience in the heavy