Line illustration shown — product photography is being added. Check the specs for exact dimensions and finish.
Mustang S550 Valved Cat-Back Exhaust
Valved stainless system with quiet and open modes.
$2,690.00
AUD
Pay in 4 with Afterpay / Zip is available on orders up to $2,000.
Ships from our AU warehouse partner · 2–5 business days
Free shipping on this part — orders over $250 ship free. · Express $24.95
Change-of-mind returns within 30 days on unused parts · Returns
Road legality
Road use must stay within the noise limits that apply to your vehicle (ADR 28/01 or ADR 83/00, plus your state EPA rules). Valve-open or sport modes can exceed them, so use quiet mode on public roads where required. Factory catalytic converters stay in place; removing or modifying emission controls is illegal.
Highlights
- Valved: quiet and open modes
- Works with factory active valves (FN)
- 304 stainless, mandrel-bent
- V8 and EcoBoost versions
- Australian owned · Founder-run, by car lovers
- Secure checkout · Cards & digital wallets
- Pay in 4 · With Afterpay or Zip, orders up to $2,000
- Free shipping over $250 · Otherwise flat $14.95
- Fitment support · Ask before you buy
The details
Built for the build
A valved stainless cat-back for the 2015-2023 S550 Mustang that is quiet enough for an early start and opens up to a full V8 bark. It works with the factory active-valve wiring on FN facelift cars and comes with a controller for earlier models. Choose your model and engine so the routing and tips match.
Specifications
| Material | 304 stainless steel |
|---|---|
| Diameter | Twin 3in (76mm) |
| Valves | Electronic |
| Tips | Quad 4in |
Confirmed fitment
Fits these vehicles
Buy with confidence
Shipping, returns & warranty
Shipping & delivery
Ships from our AU warehouse partner, usually within 2–5 business days. Free standard shipping on orders over $250; otherwise a flat $14.95 per order. Express ($24.95) speeds up the courier leg for parts held in Australian warehouses.
Orders with parts from different suppliers can arrive in separate parcels. Tracking is emailed as each one ships. Shipping policy
Returns
Changed your mind? Return unused, uninstalled parts in their original packaging within 30 days of delivery. Parts that have been fitted, cut, painted or otherwise modified can't be returned for change of mind.
Faulty or not as described? You're covered by the Australian Consumer Law. Returns policy
Warranty
Our goods come with guarantees that cannot be excluded under the Australian Consumer Law. Many parts also carry the manufacturer's own warranty — terms vary by brand.
Keep your invoice and installation records. Warranty details
Fitment help
Not 100% sure it suits your build? Send us your make, model, year and variant before you order and we'll check it. Ask about fitment
From the garage
Reviews
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