Stainless Works 2020-21 Silverado HD 6.6L Redline Catback Polished Tips Cayenne and keep your car’s ECU

and keep your car’s ECU happy

19159 features a cat-back layout design to replace your import's stock exhaust components from the catalytic converter on back

Stage 1 91 octane: 25%HP / 28%TQ

Part No: CF8485OE-H

Whether you are replacing damaged OE parts or upgrading for off road use

Stainless Works 2020-21 Silverado HD 6.6L Redline Catback Polished Tips Cayenne and keep your car’s ECUUpgrade the exhaust on your 2020 21 Chevy Silverado or GMC Sierra HD with this catback exhaust from Stainless Works. We designed this Redline system to maximize the volume and tone of the engine, while still eliminating any drone in the cabin. Resulting in a feeling that will make you want to high five your friends in the face. This 3" exhaust features dual chambered mufflers with 4" polished slash cut tips. Use the included Y pipe for a bolt on