These EPA compliant catalytic converters are the best in the market in terms of performance, design, and longevity. Expect more power, improved MPG, superior emissions, and improved sound control. These converters are a made from a high quality 304 grade stainless steel. The ceramic substrate is a durable factory style design (300 cell ceramic honeycomb).
These converters feature a 2.5 inch slip fit design with an overall length of 11 inch. The overall diameter is 4 inch.
- 409 stainless steel
- 2.5 inch mandrel bent pipe
- Comes with catalytic converters
- Use with HDR55S Headers.
- EPA Compliant
- USA Made
- Stainless Steel Construction
- High Platinum Load
- O2 Bung Equipped
- More Horsepower and Torque
- Increased Fuel Economy
- Lower Emissions
- Better Sound Control
*Use Part # HDR55SEK for header and Xpipe combo
Limited Lifetime
![Exhaust Header 05-10 Mustang GT 3/4 in Length Design Long Tube H-Pipe And Hardware Incl Polished 304 Stainless Steel Incl PN HFM55] H-Pipe Pypes Exhaust](https://cdn11.bigcommerce.com/s-1xzl5c4w75/images/stencil/500x659/products/17920/168510/HDR55SH-FSJC__48134.1688581818.jpg?c=1 "Exhaust Header 05-10 Mustang GT 3/4 in Length Design Long Tube H-Pipe And Hardware Incl Polished 304 Stainless Steel Incl PN HFM55] H-Pipe Pypes Exhaust")
