Flowmaster American Thunder Exhaust System - Header-Back - 2-1/2" Diameter - Dual Rear Exit - Stainless - Chevy V8 Karting Neck Supports & Collars 16 Fins Per Inch Core

16 Fins Per Inch Core -Allows more airflow to provide better cooling

1968-1976 Mercury Montego

LS2 and LS6 engines provides bolt-on performance gains w/o any loss in bottom-end drivability

Short Shoulder

Line Lock Solenoid

Flowmaster American Thunder Exhaust System - Header-Back - 2-1/2" Diameter - Dual Rear Exit - Stainless - Chevy V8 Karting Neck Supports & Collars 16 Fins Per Inch CoreFits 1968 1974 Chevrolet Nova with V8 engine. Crossmember back True Dual 2. 50 inch Exhaust System Includes Hangers and Hardware for Installation Mandrel bent 16 gauge Stainless Steel Tubing Aggressive to Moderate Exterior Exhaust Tone Does Not Include Header Reducer Cones or Downpipes for Factory Manifolds H pipe Crossover for Maximum Power Lifetime Limited Warranty Product Description: Exhaust System American Thunder Header Back 2 1 2 in Diameter