Exhaust› Mufflers and Resonators

Flowmaster

70 Series Chambered Muffler 70 Series 2.25 Dual In 2.25 Dual Out Mild Sound Flowmaster

$292.73

SKU: F00L 524704

In Stock
In Stock
Ships by Jun 7
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Flowmaster 524704 is a 70 Series Big Block II street muffler designed to optimize exhaust flow and enhance horsepower and torque. It features a dual 2.25-inch inlet and dual 2.25-inch outlet with a chambered design.

Constructed from 16-gauge aluminized steel with full MIG welding, this oval muffler is finished with high-temperature black paint for durability and corrosion resistance.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandFlowmaster
Part NumberF00L 524704

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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