Corsa 2021-2025 Suburban / Yukon XL 5.3L 4WD Dual Rear 3in - 2.75in Sport Cat-Back DW 4in BlackTips 1978-pontiac-grand-prix-esi8893463 The 1-3/4\" headers (25-1012) work

The 1-3/4\" headers (25-1012) work well across a broad RPM range and are a strong choice for most street and mild performance builds

The lightweight Chromoly design eliminates nearly 20 lbs

Reinforced inner lip taken from MRW race wheel increases strength

5 lbs (stock: 35

2018 Chevrolet Silverado 1500 (2WD/4WD) — 4

Corsa 2021-2025 Suburban / Yukon XL 5.3L 4WD Dual Rear 3in - 2.75in Sport Cat-Back DW 4in BlackTips 1978-pontiac-grand-prix-esi8893463 The 1-3/4\" headers (25-1012) workFrom the market leaders and originators of No Drone Exhaust Technology, the CORSA Performance 2021+ Chevrolet Suburban and GMC Yukon XL catback exhaust system features CORSA's Reflective Sound Cancellation (RSC) No Drone Technology and allows CORSA's acoustic engineers to create an aggressive yet drone free exhaust note, styled specifically to fit the personality of these GM SUVs. CORSA's catback exhaust system is quite simply the best exhaust system