Ford mustang 50 v8 gt fastback exhaust system

Ford Mustang 5.0 V8 GT (Fastback) Exhaust System

Price range: $1,741.86 through $3,963.70 exc. VAT

Select the dropdown boxes below show all the available options for your Ford Mustang, to help you build the perfect custom exhaust system for your vehicle.

  • Fitment – Choose the correct setup for your car make and model.
  • Type – Select from the available options including full systems, cat-back, or rear sections.
  • Options – Add extras like resonators, valve control, or upgraded tips.

Milltek exhaust systems are crafted in the UK using high-grade stainless steel, with options for performance race cars and daily drivers alike.

Need help choosing the right setup or fitting options for an Ford Mustang 5.0 V8 GT (Fastback)? Click here to book a free consultation with our team, or contact us if you have any questions.

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SKU: MILLTEK1275 Brand:

Experience noticeable power gains, an awesome sound, and aggressive yet discrete styling. Manufactured since 1983 in the UK from premium T304L aircraft-grade stainless steel, chosen for its superior quality and anti-magnetic properties, every system ensures ultimate performance and a sharper throttle response through features like mandrel-bent, full-flow pipework.

Milltek’s performance stainless steel exhausts offer genuine power gains, an exhilarating sound, and a significant improvement in driveability and throttle response.

Key Features & Advantages:

  • Premium Material: Manufactured from anti-magnetic, non-discoloring Type T304L aircraft-grade stainless steel for superior quality throughout all pipework and silencers.
  • Optimised Flow: Increased bore size and mandrel-bent, full-flow pipework ensure ultimate performance without sacrificing mid-range torque.
  • Proven Expertise: Over 40 years of continuous development, with all systems designed, developed, and manufactured in the UK since 1983.
  • Weight Saving: Substantial weight reduction over original equipment.
  • Comprehensive Range: Systems include cat-back, GPF/OPF-back, sports cats, de-cats, and more.

Need fitting guidance for your exhaust system, call +44 (0)1789 774444 or contact us directly.

Find your next Ford Mustang 5.0 V8 GT (Fastback) Exhaust System

SKU Product Type Tip Style Additional Options Pipe MM Pipe Inches EC Approved Valvesonic
MILLTEK1275-A Cat-back 100mm GT Dual Outlet Non Res (Louder) with Black GT-100 Tips 70.0 2.76 X X
MILLTEK1275-B Cat-back 100mm GT-100 Dual Outlet Non Res (Louder) with Burnt Titanium GT-100 Tips 70.0 2.76 X X
MILLTEK1275-C Cat-back 100mm GT Dual Outlet Non Res (Louder) with Polished GT-100 Tips 70.0 2.76 X X
MILLTEK1275-D Cat-back 100mm GT-100 Dual Outlet Non Res (Louder) with Titanium GT-100 Tips 70.0 2.76 X X
MILLTEK1275-E Cat-back 100mm GT-100 Dual Outlet Resonated (Quieter) with Burnt Titanium GT-100 Tips (EC Approved) 70.0 2.76 Y X
MILLTEK1275-F Cat-back 100mm GT Dual Outlet Resonated (Quieter) with Cerakote Black GT-100 Tips (EC Approved) 70.0 2.76 Y X
MILLTEK1275-G Cat-back 100mm GT Dual Outlet Resonated (Quieter) with Polished GT-100 Tips (EC Approved) 70.0 2.76 Y X
MILLTEK1275-H Cat-back 100mm GT-100 Dual Outlet Resonated (Quieter) with Titanium GT-100 Tips (EC Approved) 70.0 2.76 Y X
MILLTEK1275-I Cat-back Quad 90mm GT90 Non Res (Louder) with Quad Black GT-90 Tips – Requires Roush Rear Valance 70.0 2.76 X X
MILLTEK1275-J Cat-back Quad 90mm GT90 Non Res (Louder) with Quad Polished GT-90 Tips – Requires Roush Rear Valance 70.0 2.76 X X
MILLTEK1275-K Cat-back Quad 90mm GT90 Non Res (Louder) with Quad Titanium GT-90 Tips – Requires Roush Rear Valance 70.0 2.76 X X
MILLTEK1275-L Cat-back Quad 90mm GT90 Resonated (Quieter) with Quad Black GT-90 Tips – Requires Roush Rear Valance 70.0 2.76 X X
MILLTEK1275-M Cat-back Quad 90mm GT90 Resonated (Quieter) with Quad Polished GT-90 Tips – Requires Roush Rear Valance 70.0 2.76 X X
MILLTEK1275-N Cat-back Quad 90mm GT90 Resonated (Quieter) with Quad Titanium GT-90 Tips – Requires Roush Rear Valance 70.0 2.76 X X
MILLTEK1275-O Cat-back Quad 90mm GT90 ValveSonic with Quad Black GT-90 Tips – Requires Roush Rear Valance 70.0 2.76 X Y
MILLTEK1275-P Cat-back Quad 90mm GT90 ValveSonic with Quad Burnt Titanium GT-90 Tips – Requires Roush Rear Valance 70.0 2.76 X Y
MILLTEK1275-Q Cat-back Quad 90mm GT90 ValveSonic with Quad Polished GT-90 Tips – Requires Roush Rear Valance 70.0 2.76 X Y
MILLTEK1275-R Cat-back Quad 90mm GT90 ValveSonic with Quad Titanium GT-90 Tips – Requires Roush Rear Valance 70.0 2.76 X Y

Additional information

Shipping & Delivery

Items are shipped from the United Kingdom, unless otherwise stated on the product listing.

We typically expect product delivery times to be up to 14 days but it is subject to stock availability, lead time can take up to 4 weeks.

For customers outside the UK, import duties and local taxes are not included.

If applicable, the courier will contact you directly to collect any duties or taxes prior to delivery. These charges are determined by local authorities and cannot be avoided or reduced.

Authorised Dealer & Warranty Assurance

VIEZU Technologies Ltd is an authorised Milltek dealer.
All Milltek exhaust systems supplied by us are sourced through official UK distribution channels and are eligible for the manufacturers warranty, subject to Milltek's standard terms and conditions.

In some cases, Milltek products may be purchased via the Paramount Performance online store. Where this applies:

  1. The product is still supplied via VIEZU Technologies Ltd as an authorised Milltek dealer, ensuring full warranty eligibility.
  2. Warranty support is provided through the authorised supply chain in line with Milltek requirements.
  3. Proof of purchase from Paramount Performance, together with product identification details, will be accepted for warranty purposes.

This structure ensures customers receive the same level of manufacturer-backed support regardless of which of our websites the purchase is completed on.

Milltek Warranty Information

Milltek exhaust systems are supplied with a manufacturer-backed warranty when purchased through an authorised dealer.

Warranty Eligibility

To qualify for warranty coverage:

  1. The warranty applies to the original purchaser only.
  2. Proof of purchase is required and may include part numbers or batch identification.
  3. The exhaust system must be installed correctly by a competent professional and must not be modified or altered.
  4. Warranty claims must be initiated through the supplying dealer.

Standard Warranty Coverage

Warranty coverage varies by product type:

  • Hi-Flow Catalysts and Downpipes: 2 years or 80,000 km (whichever occurs first) against manufacturing defects.
  • Valved Exhaust Components (including electronic systems): 2 years or 80,000 km warranty.
  • All Other Milltek Exhaust Components: Lifetime warranty against manufacturing defects under normal road use.

Important Warranty Conditions

The warranty does not cover faults or damage caused by:

  1. Incorrect or improper installation
  2. Modifications after manufacture
  3. Motorsport or track use
  4. Vehicle-related issues such as worn engine mounts or excessive drivetrain movement
  5. Use outside the intended vehicle application
  6. Abuse, impact damage, excessive vibration, or exhaust backfire damage

Please note:

  1. Warranty coverage applies to the product only.
  2. Labour, removal, refitting, recovery, transport, and associated costs are not covered.

Fitment & Compatibility

Milltek exhaust systems are vehicle-specific. Customers are responsible for confirming correct fitment for their exact vehicle make, model, engine, and year prior to purchase. If you are unsure, please contact us before ordering for assistance.

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