BESTfit 5 X 4 Inch Steel Exhaust Adapter Reducer

Enhance your exhaust system with our Aluminized Steel Exhaust Reducer, designed to seamlessly reduce from a 5-inch outer diameter to a 4-inch inner diameter. Crafted from quality aluminized steel, this reducer ensures durability and optimal performance. Each unit is sold individually, providing a convenient solution for upgrading your exhaust system. As an aftermarket replacement part, it offers a reliable alternative to OEM components. Upgrade your exhaust system with confidence, knowing that this reducer replaces Dynaflex Number 37-5040.

- Exhaust Reducer
- Made Of Aluminized Steel
- 5 Inch O.D. - 4 Inch I.D.
- Sold Individually


Aftermarket Replacement Part (Not OEM)

Replaces Dynaflex Number 37-5040