855.444.6872 Contact Us Mon-Sat 10a-6p
DRIVEN BY CARE

Flowmaster 1999-2004 Ford Mustang Force II Cat-Back Exhaust System 17275

Flowmaster 1999-2004 Ford Mustang Force II Cat-Back Exhaust System 17275
Flowmaster 1999-2004 Ford Mustang Force II Cat-Back Exhaust System 17275Flowmaster 1999-2004 Ford Mustang Force II Cat-Back Exhaust System 17275Flowmaster 1999-2004 Ford Mustang Force II Cat-Back Exhaust System 17275
$1,336.99 ea
NEWARRIVING SOONEstimated Ship Date 07/03/2026 (If Ordered Today)10 Available from HOLLEY PERFORMANCE PRODUCTS as of 06/21/2026
Model: 4004972
Select a Vehicle or refer to the Vehicle Fitment Tab below to verify that this part fits your vehicle.
OVERSIZE 3
STORE PICKUP
[More Info]
The Force II® system is for the person who is looking for a complete Cat-back dual exhaust system with a milder exhaust tone. With easy fit in mind, this exhaust system features 2.50-inch mandrel-bent aluminized steel tubing and a pair of Super 40® Series mufflers for a mild but deep tone. The custom dual tailpipes are finished off with polished stainless steel tips and gives your car the look of a true dual exhaust system that mimics the look of a Mustang GT. The Force II system delivers a moderate exterior tone and mild to moderate interior tone. 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 an easy installation you can do at home. Notes: Fits both coupes and convertibles.
Features:
  • Includes Hangers and Hardware for an Easy Installation
  • Connects After Factory Catalytic Converter
  • Uses the Factory Hanger Locations
  • Full Aluminized Steel Construction
  • Polished 304 Stainless Steel Tips
  • Moderate Exterior Exhaust Tone
  • Mandrel-bent 16 Gauge Tubing
  • Scavenger Y-pipe Assembly
  • Super 40 Series Mufflers
  • 3-year Limited Warranty
  • Flowmaster Quality
Fits 1999-2004 Ford Mustang LX with a 3.8L engine. Fits both coupes and convertibles.
Installation Notes:
Fits 1999-2004 Ford Mustang LX with a 3.8L engine. Fits both coupes and convertibles.
About Flowmaster

Manufacturer of performance exhaust systems, mufflers, performance air intakes, turbo boost modules, catalytic converters, race mufflers, headers and numerous exhaust accessories for late model cars, trucks, off-road, Jeeps, SUV’s, classic muscle cars, powersports vehicles and more. Flowmaster® gives you lots of exhaust choices with 12 designs of chambered mufflers, 3 styles of our exclusive “laminar-flow” mufflers and a new line of FlowFX “straight-through” performance mufflers, along with 5 sound categories of exhaust systems, giving you the customer, the power to custom tailor the sound of your vehicle whether you prefer mild, moderate or aggressive tones and sound levels. Since 1983, Flowmaster is the company you can trust, and has led the industry in offering only the best products you can buy for your vehicles.

Downloads:

Download Name File Size
fm_warranty_general.pdf88.58KB
17275_instructions.pdf2.45MB

Vehicle Fitment:

The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
Make Model Submodel Years Engine
Ford Mustang Base 1999 3.8L / 232 / V6
Ford Mustang Base 2000 3.8L / 232 / V6
Ford Mustang Base 2001 3.8L / 232 / V6
Ford Mustang Base 2002 3.8L / 232 / V6
Ford Mustang Base 2003 3.8L / 232 / V6
Ford Mustang Base 2004 3.9L / 238 / V6
3.8L / 232 / V6

Specifications:

2WD/4WD 2WD
California Proposition 65 Chemical Name Chromium (hexavalent compounds), Nickel (Metallic)
California Proposition 65 Required Yes
Emission Code 5
Exhaust Series Force II
Exit Position Dual Out Rear
Heat Shield No
Inlet Diameter (in) 2.5
Material Aluminized Steel
Muffler Part Number Kit Only
Muffler Quantity 2
Muffler Series Super 40 Series
Outlet Diameter (in) 2.5
Part Type Exhaust System Kit
Product Type Exhaust System
Proposition 65 www.P65Warnings.ca.gov
Single Dual Dual
Sound Level Moderate
System Type Cat-back
Tip Diameter (in) 3
Tip Quantity 2
Tubing Diameter (in) 2.5
Warranty Time 36 Months

Reviews:

Write a Review
* Your Name:
* Email (This will not be displayed)
* Rating:
Comments:

Ask a question about

Flowmaster 1999-2004 Ford Mustang Force II Cat-Back Exhaust System 17275: