Direct Replacement Exhaust Manifold: Designed to restore factory exhaust system performance, fitment, and reliability.
Driver-Side Application: Specifically engineered for the driver side of 2007–2011 Jeep Wrangler JK models equipped with the 3.8L V6 engine.
OE-Style Fit and Function: Manufactured to match factory mounting locations and exhaust connections for straightforward installation.
Heavy-Duty Construction: Built to withstand extreme exhaust temperatures, vibration, and repeated heat cycles for long-lasting durability.
Restores Proper Exhaust Flow: Helps eliminate exhaust leaks and maintain factory engine performance by replacing cracked, warped, or damaged original manifolds.
CARB Notice
- This part is a direct replacement for use on emissions-controlled vehicles.
Restore dependable exhaust system operation with the Crown Automotive Driver Side Exhaust Manifold. Designed specifically for 2007–2011 Jeep Wrangler JK models equipped with the 3.8L V6 engine, this direct replacement manifold provides an OE-style solution for repairing cracked, leaking, or damaged factory exhaust components while maintaining proper fitment and functionality.
Manufactured to meet factory specifications, this driver-side exhaust manifold is engineered to match original mounting points and exhaust connections for simplified installation and reliable operation. Its durable construction is built to withstand years of exposure to extreme exhaust temperatures, vibration, and demanding driving conditions. By restoring proper exhaust flow and sealing performance, the manifold helps maintain engine efficiency, drivability, and overall exhaust system integrity. Whether replacing a failed factory component or refreshing an aging JK exhaust system, Crown Automotive delivers the fit, reliability, and value Jeep owners expect.
- Color: Raw Steel
- Motor: 3.8L
- Material: Steel
- Shipping Weight: 8lb
- Shipping Dimensions: 13in x 9in x 7in (L x W x H)
Jeep Wrangler 2-Door (JK)
- 2011 Jeep Wrangler 2-Door (JK)
- 2010 Jeep Wrangler 2-Door (JK)
- 2009 Jeep Wrangler 2-Door (JK)
- 2008 Jeep Wrangler 2-Door (JK)
- 2007 Jeep Wrangler 2-Door (JK)
Jeep Wrangler Unlimited 4-Door (JK)
- 2011 Jeep Wrangler Unlimited 4-Door (JK)
- 2010 Jeep Wrangler Unlimited 4-Door (JK)
- 2009 Jeep Wrangler Unlimited 4-Door (JK)
- 2008 Jeep Wrangler Unlimited 4-Door (JK)
- 2007 Jeep Wrangler Unlimited 4-Door (JK)
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Crown Automotive Replacement Drivers Side Exhaust Manifold Reviews
Fit perfectly, no issues at all
Delivered on time and seems to be better quality then the OEM
Happy,Happy!
I as well purchased all new hardware.
Easy install.i did soak my old hardware 24 hour plus before attempting to undo.
Questions

While Crown Automotive doesn't list a specific heat shield part number directly associated with the 4666024AD manifold, Mopar offers the original equipment heat shields, which are designed to fit the factory manifolds and should also be compatible with a direct replacement like the Crown unit.
The Mopar part number for the driver's side exhaust manifold heat shield for the 2007-2011 Jeep Wrangler JK is:
04666037AA






















