Magnaflow · New
MagnaFlow SYS C/B 84-87 Buick Regal V6 3.8L Turbocharged SS 2.5in Street Series Dual Split Rear Exit
MPN 16884 · Store SKU mag16884
Supplier stock checked 11/8/2026, 8:09:18 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 MagnaFlow 1984-1987 Buick Regal Street Series Cat-Back Performance Exhaust System brings out the personality of your 3.8L 1984-1987 Buick Regal with our signature resonant, powerful engine tone and dyno-proven performance. Thanks to its fast-flowing, mandrel bent 3in. main piping and 2 Straight-Through mufflers ending in a Dual Split Rear exit with 2.5in. Satin Welded-On Single Wall Turndown Cut Edge tips, this Buick Regal exhaust kit has the performance chops to match its sporty sound and appearance. Upgrade your ride to the next level with an exhaust that has the pipes to put other Buick Regal's to shame. With this system your vehicle will be producing Moderate exterior and Mild interior sound levels while leaving other cars and trucks feeling envious at every stoplight. Exhaust kit 16884 features a cat-back layout that replaces your ride's stock exhaust components from near the catalytic converter on back. Extensive 3D scanning during development has resulted in a direct-fit design that you can easily install yourself. 16884 is produced using CNC precision robotic manufacturing techniques and is backed by MagnaFlow's 1-year limited finish warranty and limited lifetime construction warranty. The MagnaFlow Buick Regal Street Series Cat-Back Performance Exhaust System brings out the personality of your 3.8L Buick Regal with our signature resonant, powerful engine tone and dyno-proven performance. Thanks to its fast-flowing, mandrel bent 3in. main piping and 2 Straight-Through mufflers ending in a Dual Split Rear exit with 2.5in. Satin Welded-On Single Wall Turndown Cut Edge tips, this Buick Regal exhaust kit has the performance chops to match its sporty sound and appearance. Upgrade your ride to the next level with an exhaust that has the pipes to put other Buick Regal's to shame. With this system your vehicle will be producing Moderate exterior and Mild interior sound levels while leaving other cars and trucks feeling envious at every stoplight. Exhaust kit 16884 features a cat-back layout that replaces your ride's stock exhaust components from near the catalytic converter on back. Extensive 3D scanning during development has resulted in a direct-fit design that you can easily install yourself. 16884 is produced using CNC precision robotic manufacturing techniques and is backed by MagnaFlow's 1-year limited finish warranty and limited lifetime construction warranty. Magnaflow Street Series Stainless Cat-Back System MagnaFlow Street Series Satin Cat-Back System Street Series Stainless Cat-Back System Street Series Satin Cat-Back System
Manufacturer fitment & guides
Check 16884 against the manufacturer’s application information below.
Part-specific notes
- Emissions acknowledgement required before purchase.
