Dual 2-1/4" Exhaust Kit Mustang 289/302 65-70 w/ Ceramic Tri-Y Headers/ Street Flow Mufflers
Highlights
- Patriot Tri-Y Headers
- (2) Street Flow Mufflers
- Aluminized Exhaust Tubing
- Comes W/Necessary Hardware
2-1/4” Dual Exhaust Kit with Ceramic Tri-Y Headers and Street Flow Mufflers for 1965, 1966, 1967, 1968, 1969, and 1970 Ford Mustangs with 289 or 302 engines.
Get the most out of restoring your 1965-1970 Ford Mustang with this 2-1/4” Dual Exhaust System Kit! Designed to work with 289 or 302 engines, this kit includes a pair of Patriot ceramic tri-y headers and Street Flow mufflers. This kit’s headers are constructed with sturdy 18-gauge steel and have a metallic ceramic coat that lends them heat resistance for a lasting match. Thanks to their miter cut and MIG welding, these headers will fulfill your desire to give your ride a unique sound. They come with reducers for 2-1/4” tubing, gaskets for the head and collector, and all the hardware needed for installation. They’re also designed to fit all stock transmissions and clear T5 transmissions.
Features and Benefits
- Patriot Tri-Y Headers
- 18-Gauge Steel & Metallic Ceramic Coated
- Heat-Resistant
- Miter Cut & MIG Welded
- Adds a Moderate/Aggressive Exhaust Tone
- Comes W/Reducers for 2-1/4” Tubing & Gaskets
- Fits All Stock Transmissions & Clears T5 Transmissions
- (2) Street Flow Chamber Performance Mufflers
- 16-Gauge Aluminized Steel & Premium Silver Powder Coat
- Configured 2-1/4” Center in & 2-1/4” Offset Out
- Aluminized Exhaust Tubing
- Comes W/Necessary Hardware
The second component of this dual exhaust system kit is the Street Flow mufflers! This 2-chamber performance muffler has an aggressive to moderate sound that, when paired with the tri-headers, gives your ride a classic performance sound. Better yet, they're hand-crafted from 16-gauge aluminized steel and come with a premium silver powder coat finish that makes these mufflers durable and high-temperature resistant. They have a 2-1/4” center in and a 2-1/4” offset out configuration to fit your vehicle like a glove. As for the rest of the kit, all the exhaust tubing is built with aluminized steel to keep corrosion at bay and up the ante on your Mustang's power.
Kit Includes:
- Tri-Y Headers with Metallic Ceramic Coating
- H-Pipe
- Driver Side Intermediate Pipe
- Passenger Side Intermediate Pipe
- (2) 2-1/4” Street Flow Mufflers
- Driver Side Tailpipe
- Passenger Side Tailpipe
- (8) Exhaust Clamps
- (2) Exhaust Hanger
Additional Notes:
- This exhaust kit will not work with staggered shocks.
- This exhaust kit will not fit GT-40P heads or AOD transmission.
- If your 1965-1970 Mustang has power steering, you may need to purchase the slave cylinder lowering bracket (SCB) to clear the long tube headers.
- Small modifications may be necessary to the equalizer bar and clutch rods for clearance on manual transmission vehicles.
California Residents: Proposition 65 Warning
Related Categories: Mustang Parts, Mustang Exhaust, Mustang Dual Exhaust Kits
Only for use on pre-pollution controlled vehicles: This product can be used on vehicles that were manufactured before emissions control regulations were imposed. Pre-pollution vehicles are defined as:
- 1965 and older U.S. manufactured California certified vehicles
- 1967 and older U.S. manufactured federally certified vehicles












