Sale

Exhaust› Mufflers and Resonators

Flowmaster

50 Series Delta Flow Chambered Muffler 50 Delta Flow 3.00 Center In 2.25 Dual Out Moderate Sound Flowmaster

$195.95 $168.73 Save $27.22

SKU: F00L 9430522

In Stock
In Stock
Ships by Nov 13
Free Shipping over $200
$100 Minimum Order
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The Flowmaster 50 Series Delta Flow is a chambered muffler designed for a moderate sound level. It features a three-chamber design with Delta Flow technology to reduce interior resonance while maintaining an aggressive exterior tone. This muffler is constructed from 16-gauge aluminized steel and is fully MIG welded for durability.
Show original supplier description

Part #: 9430522

The three chamber design utilizes Flowmaster's Delta Flow technology along with an internal tuning chamber to reduce sound inside the vehicle. Provides the same performance and exterior tone characteristics as the two chamber, but with less interior resonance.Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.Improved Horsepower, Torque and Engine EfficiencyMild interior resonanceExcellent choice for Street Rod cars and trucksModerate Sound

Features:

  • Durable Fully Welded 16ga Aluminized Steel
  • Improved Horsepower, Torque and Engine Efficiency
  • 3 Year Limited Warranty
  • Mild interior resonance
  • Mild to Moderate Exterior Exhaust Tone
  • Excellent choice for Street Rod cars and trucks
  • Minimal Interior Resonance
  • Moderate Sound
  • Excellent Choice For Street Rods Cars and Trucks
  • Improved HP/TQ and Potential Mileage Improvement
  • Race Proven Patented Delta Flow (R) Technology
  • Premium Flowmaster Quality

50 Series (TM) Delta Flow Muffler | 3.0 in. Center Inlet/2.25 in. Dual Outlet | Case Dimensions 4 in. x 9.75 in. x 17 in. | 23 in. Overall Length | Aluminized Steel

Vehicle Symptoms
  • Excessive interior drone during highway cruise
  • Stock exhaust too quiet, lacks aggressive tone
  • Muffler rusted through causing exhaust leak
  • Noticeable loss of engine power at high RPM
  • Exhaust sound is raspy and unpleasant
Relevant Conversations
  • How to reduce exhaust drone in my Silverado 1500
  • Flowmaster 50 Series vs 40 Series sound comparison
  • Best muffler for 5.3L Vortec engine sound and performance
  • Flowmaster 50 Series Delta Flow installation tips
  • Want a deeper exhaust tone without cabin drone for daily driver
  • Replace rusty muffler on 1999 Mustang GT - need advice
  • Will Flowmaster 50 Series fit 2004 F150 with stock pipes
  • Muffler replacement DIY guide for trucks
  • Flowmaster vs Magnaflow for classic muscle car sound
  • Need a performance muffler for street rod - quiet inside but loud outside

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

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 9430522

Videos

About MOTORMIA

5,000+ Trusted brands
1M+ Enthusiasts
5M+ Parts sold

Buy with Confidence

Returns & Fitment

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.

View Full Return Policy

Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

View Full Shipping Policy