Exhaust Header
STAINLESS RACING MANIFOLD HEADER/EXHAUST 07-11 JEEP WRANGLER 3.8L 3.8 V6 JK EGH
A 1-7/8 inch stainless steel performance exhaust manifold header for the 2007-2011 Jeep Wrangler JK with the 3.8L V6 EGH engine. Fitment is year and model specific and does not cover other Jeep models or engine variants.
- ExclusionDoes not fit other Jeep models or engine variants
What You Get
Key Benefits
- 1-7/8 inch primary tubes increase exhaust flow and reduce back pressure compared to the factory manifold
Why Buyers Switch
Problems It Solves
- Factory cast iron manifolds crack under heat stress and thermal cycling in hot climates
- Mild steel aftermarket manifolds warp and leak at the flange after a few heat cycles
- Poorly welded or mismatched flanges cause exhaust leaks that reduce engine efficiency
- Universal manifolds require cutting, welding, and custom fitting, which increases shop labour costs
Where It Is Used
Application Scenarios
- Performance shops upgrading 2007-2011 Jeep Wranglers for off-road use and engine breathing
- Distributors stocking vehicle-specific exhaust hardware for the 3.8L V6 JK platform
- Online sellers needing a photographed, fitment-verified part with a clean product listing
- Workshops replacing cracked or warped factory manifolds on high-mileage Wranglers
Buyers
Who It Is For
- Performance parts distributors buying 3.8L V6 Jeep parts by the pallet
- Jeep accessory wholesalers serving 2007-2011 JK Wrangler owners in North America
Construction
Technical Features
- Bolt-on replacement geometry that follows the factory routing
- Designed for the 2007-2011 Jeep Wrangler JK with 3.8L V6 EGH engine
Data
Specifications
| Exclusion | Does not fit other Jeep models or engine variants |
|---|
Manufacturing
How It Is Made
Tube bending to match the factory header routing
Test fit check against the flange pattern before packing
Checks
Quality Control
- Flange bolt pattern and sealing face checked before welding
- Weld seams inspected for pinholes along the full joint
Private Label
Customisation Options
- Private label packaging and barcode labels on request
- Bulk cartons available for container orders instead of individual retail boxes
Comparison
Compared With The Alternatives
| Factory cast iron manifold | The stock manifold is heavier and prone to cracking under heat stress, this one is lighter and more durable |
|---|---|
| Universal cut-to-fit header | A universal header requires welding and custom fitting, this one bolts on without modification |
Installation
Use Guide
- Confirm the vehicle is a 2007-2011 Jeep Wrangler JK with the 3.8L V6 EGH engine
- Let the engine cool completely before removing the factory manifold
- Replace the intake and exhaust manifold gaskets rather than reusing old ones
- Torque flange bolts evenly in a cross pattern to maintain sealing face flatness
- Recheck flange torque after the first heat cycle to prevent leaks
More In This Family
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Answers
Questions About This Part
Will this fit a 2012 Jeep Wrangler JK?
No. The part covers 2007-2011 Jeep Wrangler JK models with the 3.8L V6 EGH engine and is not designed for 2012 or later models.
What size are the primary tubes?
1-7/8 inch. This matches the factory header size and improves flow over the stock manifold.
What is included in the package?
One header. Gaskets and hardware are not included; plan on sourcing new manifold gaskets.
Can we get our own brand on the box?
Yes. Private label packaging and barcode labels can be arranged, and bulk cartons are available for container orders.
Is this street legal where I sell?
Emissions rules differ by market and we make no emissions approval claim for this part. Check your local regulations before resale.
Get This Part Quoted
Send the quantity you need and your market, and the reply will cover price, packing and lead time.