Stainless Works

Stainless Works 2020-21 Silverado HD 6.6L 1-7/8in Long Tube Header Kit Performance Connect

SKU CT220HSTCAT

MPN sswCT220HSTCAT

$2612.50 · Available to order

Stainless Works 2020-21 Silverado HD 6.6L 1-7/8in Long Tube Header Kit Performance Connect

Upgrade to Long Tube headers on your 2020-21 Chevy Silverado or GMC Sierra HD with this system from Stainless Works. Unleash that 6.6L motor with 1-7/8" primaries that flow into a 3" collector with an integrated merge spike. This system comes with high flow cats and an X-pipe for a simple bolt-on install.

Confirmed vehicle fitment
YearsMakeModelSubmodelDrive
2022GMCSierra 2500 HDPro—
2020–2022GMCSierra 3500 HDAT4—
2020–2022ChevroletSilverado 3500 HDLTZ—
2020–2022GMCSierra 2500 HDDenali—
2020–2022ChevroletSilverado 2500 HDWT—
2020–2022ChevroletSilverado 2500 HDHigh Country—
2020–2022ChevroletSilverado 3500 HDLT—
2020–2022ChevroletSilverado 2500 HDLTZ—
2020–2022ChevroletSilverado 2500 HDLT—
2022GMCSierra 3500 HDPro—
2020–2022GMCSierra 3500 HDSLT—
2020–2022GMCSierra 3500 HDDenali—
2020–2022GMCSierra 2500 HDSLT—
2020–2022GMCSierra 2500 HDSLE—
2020–2022ChevroletSilverado 3500 HDWT—
2020–2022GMCSierra 3500 HDSLE—
2020–2022ChevroletSilverado 2500 HDCustom—
2020–2021GMCSierra 2500 HDBase—
2020–2022ChevroletSilverado 3500 HDHigh Country—
2020–2021GMCSierra 3500 HDBase—
2020–2022GMCSierra 2500 HDAT4—
Specifications
CategoryExhaust, Mufflers & Tips
Sub-CategoryHeaders & Manifolds
UPC887753443144
CARB ApprovedNo
Prop 65 WarningY
Special OrderYes
Weight58 lb
Dimensions (L×W×H)42 × 18 × 12 in