Flowmaster 40 Series Chambered Muffler – 3.00" Center In / 2.50" Dual Out

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Flowmaster 40 Series Chambered Muffler – 3.00" Center In / 2.50" Dual Out

$101.95

Prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.

Flowmaster – Classic Performance Sound & Tone

Most Aggressive Sound

Built for Maximum Performance

Loudest Flowmaster muffler. Compact single-chamber design with an open-pipe tone.
Signature Sound

The Original Flowmaster Sound

Bold, unmistakable muscle-car tone. Delivers classic Flowmaster performance sound.
Deep, Aggressive Tone

The Deepest Flowmaster Sound

Compact, powerful design with Delta Flow tech. Delivers rich, aggressive street tone.
Straight-Through Design

Refined Sound, Everyday Drive

Affordable straight-through muffler with a deep, mellow tone for modern cars and daily drivers.
Delta Flow Design

Performance Sound, Everyday Comfort

Three-chamber design with Delta Flow tech delivers power, performance, and a mellow tone.

Flowmaster Mufflers - Most Popular Mufflers Sound

Find Your Flowmaster Sound

	Super 10 Series	Original 40 Series	Super 44 Series	Super 40 Series	Flow FX
Customer Reviews	891	516	356	880	716
Price	$101.95	$101.95	$137.95	$149.95	$109.95
Sound Level	Very Aggressive	Aggressive	Aggressive	Aggressive	Moderate
Interior Resonance	Noticeable	Noticeable	Moderate	Moderate	Minimal
Tone	Race tone	Classic tone	Deep tone	Refined tone	Refined tone
Best For	Track builds	Muscle cars	Street builds	Street trucks	Daily drive
Key Features	Compact design	Original design	Dual chamber	Low resonance	Modern design

LEGENDARY SOUND: This is the original Flowmaster muffler that enthusiasts know and love! Famous for its bold, aggressive bark and signature tone. It delivers the unmistakable attitude and street presence that made Flowmaster a legend.
TWO-CHAMBERED INTERNAL DESIGN: Flowmaster’s classic two-chambered layout delivers that bold, aggressive exhaust sound Flowmaster is known for. Perfect for muscle cars, street rods, trucks, off-road rigs, and custom builds.
PROVEN PERFORMANCE: Enhances airflow and reduces back pressure to help boost horsepower, torque, and throttle response.
BUILT TO LAST: Made from 16-gauge aluminized steel and fully MIG-welded to withstand high heat and vibration with no internal packing to blow out or wear down.
UNIVERSAL FITMENT: Designed for custom and modified exhaust systems, with multiple inlet/outlet sizes and configurations (center/offset, dual) for simplified installation and optimal fit.

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