SKU: 83441395747

XForce | 1 3/4" Header & High Flow Metallic Cat Kit | Jeep Grand Cherokee SRT8 6.4L | HS-JC12-KIT

Sale price$789.75 Regular price$877.50
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Ships within 48 hours · Estimated delivery Jul 29 - Aug 3

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Description

XForce | 1 3/4" Header & High Flow Metallic Cat Kit | Jeep Grand Cherokee SRT8 6.4L | HS-JC12-KITXForce Header and High Flow Metallic Cat Kit Jeep Grand Cherokee SRT8 6. 4L (2011 2021) HS JC12 KIT Enhance the performance of your Jeep Grand Cherokee SRT8 with the XForce Header and High Flow Metallic Catalytic Converter Kit. Proudly Engineered for Power and featuring a Tuned 4 1 Design, these premium components deliver maximum exhaust flow to optimize horsepower and torque gains. Please note: This kit will only bolt up to an XForce cat back system

XForce Header and High Flow Metallic Cat Kit - Jeep Grand Cherokee SRT8 6.4L (2011 - 2021) - HS-JC12-KIT

Enhance the performance of your Jeep Grand Cherokee SRT8 with the XForce Header and High-Flow Metallic Catalytic Converter Kit. Proudly Engineered for Power and featuring a Tuned 4-1 Design, these premium components deliver maximum exhaust flow to optimize horsepower and torque gains. Please note: This kit will only bolt up to an XForce cat-back system and requires a vehicle tune after installation.

What's in the Box?

  • XForce 1 3/4" 4-1 Tuned Headers
  • Twin 3" 100 Cell High Flow Metallic Catalytic Converters
  • Installation Gasket Kit
  • Bolts and Hardware

Note: Professional installation and ECU remapping are mandatory to ensure peak performance and sensor compatibility.

Features:

Built for the demands of high-performance driving, this product offers the following features:

  • 304 Stainless Steel Construction: High-grade material for superior durability and corrosion resistance.
  • 4-1 Tuned Design: 1 3/4" primary pipes with a 3" outlet collector for smooth, high-velocity airflow.
  • 100 Cell Metallic Cats: High-flow converters that reduce restriction while maintaining exhaust efficiency.
  • Mandrel-Bent Tubing: Ensures consistent pipe diameter throughout bends to eliminate flow bottlenecks.

Specifications:

  • Make: Jeep
  • Model: Grand Cherokee SRT8
  • Year Range: 2011 - 2021
  • Engine: 6.4L HEMI V8 (ESG)
  • Material: 304 Stainless Steel
  • Primary Size: 44mm (1 3/4")
  • Collector Size: 76mm (3")

Important Information

  • The image shown may not reflect the actual product
  • Shipping times may vary depending on destination and stock availability

Vehicle Applications:

Vehicle Applications for XForce HS-JC12-KIT
Make Model From To Body Series Engine Variant Drivetrain
JEEP
JEEP GRAND CHEROKEE 03/2011 07/2021 SUV WK, WK2 ESG | 6.4L SRT8 AWD
JEEP GRAND CHEROKEE 10/2012 01/2019 Wagon WK ESG | 6.4L SRT8 AWD

 

Warranty Information
Product Type Warranty Period
304 & 201 Stainless Steel Exhaust Systems 60 Months
Accessories 12 Months
Catalytic Converters 12 Months
Electronic Products (Including SmartBox) 12 Months
Mild Steel & 409 Stainless Steel Exhaust Systems 24 Months
Mild Steel Headers 12 Months
Stainless Steel Headers 24 Months
Universal 304 Stainless Steel Mufflers 24 Months
Universal Mild Steel & 409 Stainless Steel Mufflers 12 Months

Payment & Security:
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Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 83441395747

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4.2 ★★★★★
Based on 8 reviews
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Verified Purchase
Tim Adkins
Lake Worth, US
★★★★★ 4
Quality
Style: Boxed Type - 16 PCs
Seems to be good quality. Haven’t used yet and hope I don’t need too.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 20, 2026
D
Verified Purchase
Donnie McElyea
Lowell, US
★★★★★ 5
Great tire repair kit.
Style: Boxed Type - 16 PCs
Worked great. Everything in the kit was good.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 7, 2026
G
Verified Purchase
Gillian A Winterton
Houston, US
★★★★★ 5
Safety
Style: Boxed Type - 16 PCs
It looks like a very good kit, after having a flat tire decide to buy one, and keep in my truck of the car.
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Reviewed in the United States on May 21, 2026
S
Verified Purchase
S&R Pino
Lowell, US
★★★★★ 5
Strong built tools included.
Style: Boxed Type - 16 PCs
This is a kit that everyone should have in their vehicles, you never know so its smart to be prepared. High quality tools are included and using can be done by anyone. Very durable tools in this kit not like some other kits that sell you plastic that breaks easily. Buy it and hope you never need it.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 15, 2026
B
Verified Purchase
Basic joe
Lexington, US
★★★★★ 5
A must have for DIYers
Style: Boxed Type - 16 PCs
I always try to keep a kit like this eithercin my garage or car. Handy for emergencies, and its worth the very small price.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 5, 2026

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