Flowmaster American Thunder Header-Back Exhaust System - 2-1/2 in Diameter - Dual Rear Exit - 3 in Polished Tips - Ford Mustang 1967-70 Inner Tie Rod A bulb at the top

A bulb at the top of the capillary tube is designed to probe or be attached to the top or hottest portion of the radiator

21 x 24 in Rectangle

With the top rod properly located

5 in Chrome Tips

Flowmaster American Thunder Header-Back Exhaust System - 2-1/2 in Diameter - Dual Rear Exit - 3 in Polished Tips - Ford Mustang 1967-70 Inner Tie Rod A bulb at the topFlowmaster's 16 gauge mandrel bent pipe kits are designed to fit perfectly onto your vehicle with all the quality and performance that you would expect from Flowmaster. Features: Mandrel Bent 16 Gauge Aluminized Tubing 3 Year Limited Warranty Aggressive And Powerful Exterior Exhaust Tone Includes Hangers and Hardware For Easy Installation Header Back System Dual Out Rear Exit Dyno Tuned for Maximum Performance Vehicle Applications: 1967 1970 Ford