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Mustang GT Boss 302 GT 500 SLP Loud Mouth Axle Back ROUSH Exhaust M31023 11-14

360R Performance
(1040)
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US $199.00
Was US $499.00 (60% off)What does this price mean?
Recent sales price provided by the seller
as low as $34.53/mo with
Condition:
New other (see details)
“New Old Stock Polished Stainless Steel Non-retail Packaging”
Compatibility:
Sale ends in: 6d 17h
More than 10 available13 sold

Additional service available

This one's trending. 13 have already sold.
Breathe easy. Free shipping and returns.
Pickup:
Free local pickup from Akron, Ohio, United States 44333
Shipping:
Free UPS Ground Saver.
Located in: Akron, Ohio, United States
Delivery:
Estimated between Mon, Nov 3 and Fri, Nov 7 to 94104
Delivery time is estimated using our proprietary method which is based on the buyer's proximity to the item location, the shipping service selected, the seller's shipping history, and other factors. Delivery times may vary, especially during peak periods.
Returns:
30 days returns. Seller pays for return shipping.
Payments:
       .
*No Interest if paid in full in 6 months on $149+. See terms and apply now- for PayPal Credit, opens in a new window or tab
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eBay item number:116468437349
Last updated on Oct 21, 2025 09:26:59 PDTView all revisionsView all revisions

Compatibility

This part is compatible with 20 vehicle(s)
YearMakeModelTrimEngineNotes
2014FordMustangGT Convertible 2-Door5.0L 4951CC 302Cu. In. V8 GAS DOHC Naturally Aspirated
2014FordMustangGT Coupe 2-Door5.0L 4951CC 302Cu. In. V8 GAS DOHC Naturally Aspirated
2014FordMustangGT Premium Convertible 2-Door--
2014FordMustangGT Premium Coupe 2-Door--
2013FordMustangBoss 302 Coupe 2-Door5.0L 4951CC 302Cu. In. V8 GAS DOHC Naturally Aspirated
2013FordMustangGT Convertible 2-Door5.0L 4951CC 302Cu. In. V8 GAS DOHC Naturally Aspirated
2013FordMustangGT Coupe 2-Door5.0L 4951CC 302Cu. In. V8 GAS DOHC Naturally Aspirated
2012FordMustangBoss 302 Coupe 2-Door5.0L 4951CC 302Cu. In. V8 GAS DOHC Naturally Aspirated
2012FordMustangGT Convertible 2-Door5.0L 4951CC 302Cu. In. V8 GAS DOHC Naturally Aspirated
2012FordMustangGT Coupe 2-Door5.0L 4951CC 302Cu. In. V8 GAS DOHC Naturally Aspirated
2012FordMustangShelby Convertible 2-Door5.4L 330Cu. In. V8 GAS DOHC Supercharged
2012FordMustangShelby Coupe 2-Door5.4L 330Cu. In. V8 GAS DOHC Supercharged
2012FordMustangShelby GT500 Convertible 2-Door5.4L 330Cu. In. V8 GAS DOHC Supercharged
2012FordMustangShelby GT500 Coupe 2-Door5.4L 330Cu. In. V8 GAS DOHC Supercharged
2011FordMustangGT Convertible 2-Door5.0L 4951CC 302Cu. In. V8 GAS DOHC Naturally Aspirated
2011FordMustangGT Coupe 2-Door5.0L 4951CC 302Cu. In. V8 GAS DOHC Naturally Aspirated
2011FordMustangShelby Convertible 2-Door5.4L 330Cu. In. V8 GAS DOHC Supercharged
2011FordMustangShelby Coupe 2-Door5.4L 330Cu. In. V8 GAS DOHC Supercharged
2011FordMustangShelby GT500 Convertible 2-Door5.4L 330Cu. In. V8 GAS DOHC Supercharged
2011FordMustangShelby GT500 Coupe 2-Door5.4L 330Cu. In. V8 GAS DOHC Supercharged
Portions of the information contained in this table have been provided by 360rperformance

Item specifics

Condition
New other (see details)
A new, unused item with absolutely no signs of wear. The item may be missing the original packaging, or in the original packaging but not sealed. The item may be a factory second, or a new, unused item with defects. See the seller’s listing for full details and description of any imperfections. See all condition definitionsopens in a new window or tab
Seller Notes
“New Old Stock Polished Stainless Steel Non-retail Packaging”
Brand
SLP
Type
N/A
OE/OEM Part Number
M31023
Color
N/A
Items Included
Clamp, Pipe, Tip
Inlet Diameter
2.5
Manufacturer Part Number
M31023
Material
Stainless Steel
Item Length
N/A
Performance Part
Yes
UPC
871782001048
Category

Item description from the seller

About this seller

360R Performance

98.5% positive feedback•1.5K items sold

Joined Oct 2002
Usually responds within 24 hours
Welcome to 360R Performance EBAY Store. Specializing in late model discount auto parts and accessories
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Detailed seller ratings

Average for the last 12 months
Accurate description
4.9
Reasonable shipping cost
4.9
Shipping speed
4.9
Communication
5.0

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Seller feedback (414)

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  • o***3 (254)- Feedback left by buyer.
    Past 6 months
    Verified purchase
    Brand new as advertised, opened the box and they were immaculate! Seller was easy to communicate with. I made a reasonable offer and the deal was done. Gave me a great price. Would definitely use him again.
    Raptor Fox 3.0 Race Series Adjustable Shocks Roush Raptor 2017-2020 (#116547888684)
  • a***a (409)- Feedback left by buyer.
    Past 6 months
    Verified purchase
    Exactly as listed good communication, great price, extremely slow shipping.
    SLP ROUSH High Flow Catalytic Converters Pair cats 96-10 Mustang 4.6 5.0 2.5" (#116580856388)
  • a***n (114)- Feedback left by buyer.
    Past 6 months
    Verified purchase
    Did have a little issue with a bent pipe but seller was very quick to remedy the issue and sent me a tool free of charge to fix the issue! Great customer service and part works very well, 10x cheaper than other x pipes I looked for
    Mustang X-pipe SLP 310392785 2005-2010 GT GT-500 (#116604684622)
See all feedback

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