Description
The Corsa Xtreme cat-back (part 21058BLK) is made for the 2012–2021 Jeep Grand Cherokee SRT 6.4L V8. Xtreme is Corsa’s most aggressive sound level, with a deep growl at idle and a bold note under acceleration. Corsa say there’s no drone at cruise.
Why choose the Corsa Xtreme cat-back
It’s a 2.75-inch cat-back with a dual rear exit and single 4.5-inch Black PVD Pro-Series tips. Corsa quote gains of around 26 hp and 40 lb-ft, 77% more flow than stock and a weight saving of about 21 lb. Corsa don’t recommend the Xtreme level with headers.
Key features
- 2.75-inch cat-back system
- Dual rear exit with single 4.5-inch Black PVD Pro-Series tips
- Xtreme sound level, no drone at cruise
- Around +26 hp and +40 lb-ft (Corsa figures)
- 77% more flow than stock
- Around 21 lb lighter than the factory system
Fitment
- Fits the 2012–2021 Jeep Grand Cherokee SRT 6.4L V8
- Corsa part number: 21058BLK
Please note: This system may cause a check engine light due to the reduced back pressure. Corsa’s performance figures are not guaranteed and may vary.
Supplied or fitted by Motorsport and Performance
We supply and fit Corsa exhausts at our Leeds workshop. Want it done properly? Get in touch and we’ll book your car in, or help you check fitment before you order.
Ordering is made easy with our online Checkout.
Many parts are held in stock or available for order and delivery in 10-14 days, subject to availability from our suppliers.
Orders placed before 1pm Monday – Friday have the potential to be despatched the same day, ensuring swift delivery, provided ALL items in your order are in-stock (exceptions apply).
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