5449 Exhaust Manifold - E Model/C-15

• Replaces Stock Manifold 146-9445/100-5693
• 3406E 14.6L '95-'98
• 3406E 15.8L '97-'99
• C-15 14.6L '99-'04
• C-16 15.8L '99-'02
• Most Commonly used in Peterbuilt and Kenworth Trucks

Increases fuel Mileage by .2-.3 MPG, has ceramic coating to reduce heat absorption and improves air velocity, lowers EGT's 80-100 F and manifold temps 300 F, less turbo lag and offers a 3 year warranty on any cracks or warping.