Description
Overview
The Flowmaster 50 Series Delta Flow Exhaust Muffler is engineered for drivers who want a strong, purposeful tone without the drone that can wear you out on long drives. Built around Flowmaster’s proven Delta Flow® technology, this muffler pairs performance-minded flow with a refined, moderate sound level that keeps your cabin comfortable while still delivering the aggressive exterior note enthusiasts expect from a genuine performance exhaust.
At the heart of this muffler is a three chamber design that adds an internal tuning chamber to reduce sound inside the vehicle. The result is the same performance and exterior tone characteristics you’d get from the two chamber version, but with noticeably less interior resonance. It’s a smart choice when you’re building an exhaust system that sounds serious on the outside yet stays livable on the inside.
Built to Last
Construction is where this Flowmaster muffler earns its keep. It’s made from 16 gauge 409S stainless steel and fully MIG welded for maximum durability, so it’s ready to stand up to heat cycles and road miles. A high-temperature paint finish adds an extra layer of protection against the elements, making it a dependable centerpiece for any car exhaust or cat back exhaust system build.
Fitment & Configuration
This is a universal-fit muffler with a 2.25″ inlet diameter, giving fabricators and DIY installers the flexibility to integrate it into a wide range of exhaust automobile projects, from late model muscle cars to custom cat back muffler system layouts. Because it’s universal, it mounts using new hangers (not included), and exhaust tips are sold separately, so you can tailor the final look and mounting to your specific vehicle and mufflers setup.
Whether you’re upgrading tired factory mufflers, planning a full catback exhaust project, or shopping to compare a Flowmaster muffler against a MagnaFlow muffler, the 50 Series Delta Flow delivers a balanced blend of tone, flow, and toughness. It’s an easy way to add character to your exhaust system while keeping interior comfort in mind.
Highlights
- 50 Series Delta Flow® three chamber design with an internal tuning chamber to reduce interior sound
- Same performance and exterior tone as the two chamber, but with less cabin resonance
- 16 gauge 409S stainless steel construction, fully MIG welded for maximum durability
- High-temperature paint finish for added protection
- Universal fitment with a 2.25″ inlet diameter for flexible installs
- Moderate sound level ideal for late model muscle car builds
Note: California Proposition 65 warning applies. Uses new hangers (not included); exhaust tips sold separately.










