Flowmaster 817585 1967-1974 Dart/Valiant 2.5" Header-Back Exhaust System 409S for Sale

Price: $779

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Flowmaster 1967-1974 Mopar A-Body Dodge Dart/Plymouth Valiant V8 Exhaust System

Fits 1967 to 1974 Mopar A-Body, fits Dodge Dart and Plymouth Valiant with a V8 engine including the convertible models.

For the person who is looking for a complete Header-back dual exhaust system with a performance sound. This system is mandrel bent for maximum performance and includes specially selected mufflers. American Thunder 2.5 In. systems generally deliver a moderate to aggressive interior and exterior tone and are suited to the enthusiast who wants their performance to be heard. The sound level will depend greatly on the engine and level of modification. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit, these systems include all necessary parts and hardware for easy installation.

✓ Super 50 Sound Level
✓ Delta Flow Technology
✓ Improved Horsepower, Torque and Engine Efficiency
✓ Premium Quality

Flowmaster® Part #: 817585CategoryExhaust Systems / Kits - American Thunder®DescriptionHeader-back System 409S - Dual Rear Exit - American Thunder® Steel Product AttributesAutomotive Item GradeHigh Performance PartTip QuantityNoneExhaust SeriesAmerican Thunder®Exit PositionDual Rear ExitHeat ShieldNoInlet Diameter (in)2.5MaterialStainless SteelTitleFlowmaster® 817585 Header-back System 409S - Dual Rear Exit - American Thunder® -Moderate/AggressiveMuffler Part NumberKit OnlyMuffler Quantity2Muffler SeriesSuper 40 SeriesOutlet Diameter (in)2.5Single DualDualSound LevelModerate/Aggressive SoundTubing Diameter (in)2.5System TypeHeader-back System2WD/4WD2WD Store Policies Our Returns Policy

You may return your part or product within 60 days after placing your order. All returns must include the original packaging. All items must be returned in a shipping box to protect the orginal productbox and contents. PLEASE DO NOT USE THE PRODUCT BOX AS ITS SHIPPING BOX. Any items damaged because of incorrect installation will not be refunded. All returns must include a copy of your packing slip, order number, or RMA number so we can identify your order. Please pack your return securely in the original box or package.


Refunds will be credited within1 to3 business days of receiving the return. When we've received and processed the return, we will refund for the amount you paid for the item(s), plus any applicable sales tax.

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