AERO Exhaust Street Max Muffler 2.5” Offset In/ Center Out Straight Through 4” X 9” X 14”

If you’re on the hunt for a performance exhaust upgrade, the AERO Exhaust Street Max 4” x 9” x 14” Straight Through Muffler (SM11226) is an excellent choice. The muffler features a straight-through design that can be installed in two directions, improves horsepower and torque, and has a 409-grade 16-gauge stainless steel construction for long-lasting durability. Additionally, the muffler utilizes high-heat thermal mesh technology that ensures efficient exhaust flow and improved sound quality while an internal drone reduction chamber minimizes rattles at low rpm. This muffler will also protect your vehicle from dangerous blowouts due to its reinforced continuous fillet welding. Best of all, the muffler produces an aggressive yet moderate tone without any dreaded raspy sounds.

Features and Benefits:
- Straight-through design (fully reversible)
- Improved horsepower and torque
- 409-grade 16-gauge stainless steel construction
- High-heat thermal mesh
- Effective drone reduction
- Prevents blowouts
- Aggressive/moderate tone without raspy sound

Specifications:
- 4" x 9" x 14” oval body
- 20" overall length
- 14" body length
- 2.5" offset in / 2.5" center out configuration

Vehicle Fitment:
- 1965-1973 Mustangs