Magnaflow · New
MagnaFlow CatBack 14-18 GMC Sierra 1500 V8-6.2L Polished Stainless Exhaust w/ Black Coated Tips
MPN 19378 · Store SKU mag19378
Supplier stock checked 11/7/2026, 10:28:21 AM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
The Street Series Black Performance Exhaust system delivers dyno proven power with a comfortable interior sound and performance exterior sound. Features Black coated tips. MagnaFlow Performance Exhaust System Kit 19378 is made of durable stainless steel and built using CNC precision robotic manufacturing techniques, all backed by MagnaFlow’s limited lifetime construction warranty and 1 year finish warranty. The Street Series Black Performance Exhaust system delivers dyno proven power with a comfortable interior sound and performance exterior sound. Features Black coated tips. Magnaflow Street Series Black Cat-Back System Street Series Black Coated Cat-Back System Street Series Black Cat-Back System
Manufacturer fitment & guides
Check 19378 against the manufacturer’s application information below.
Part-specific notes
- Emissions acknowledgement required before purchase.