Warranty & Shipping
Product Reviews
Vehicle Fit

Our aftermarket manifolds are some of the highest quality replacements on the market!

If your vehicle's exhaust is getting loud and the exhaust noise is coming from under the hood or engine then you may need to fix a cracked exhaust manifold. Replacing a broken manifold is easiest with a direct replacement manifold that will fit correctly and bolt up to you original engine and exhaust system. This manifold is a direct fitting replacement.

This cast iron manifold has been designed to eliminate the faults of the jeep design.


  • 2 bolt flange
  • Includes Gaskets and Hardware
  • Direct replacement
  • Replaces original manifolds that are cracked from thermal expansion and contraction
  • Corrosion resistant
  • Strengthened and redesigned in the vulnerable areas of failure

Item Condition: New

Attention California Customers:

WARNING: Cancer and Reproductive Harm -

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser.

4.20/ 5.0
5 reviews
5 Stars
4 Stars
3 Stars
2 Stars
1 Star
Perfect fit
I really like the fact it has so many plugs and ports. It fit my Jeep perfectly and cured my warped manifold problem.
January 28, 2017
4.2 Jeep exhaust manifold
This is a great piece, nice quality, fit, and finish
February 1, 2017
Exhaust Manifold
Exhaust manifold was warped. Mechanic had a hard time getting it to seal properly. Still have a leak. Got what I payed for cheap China made part for cheap price only myself to blame.
September 24, 2017
great service
excellent product fast shipping, exact fit ,would recomend to anyone
March 14, 2018
Fit like a glove!
Fit better than the one I took off. Had no trouble with bolts and holes aligning at all! Highly recommend!
December 7, 2018
Will this fit my car? Add a vehicle to make sure
Customer Q&A
Ask a question to 1A Auto customers who purchased the product
No questions have been asked about this item.
Year Make Model Description
1981-1983American Motors Concord American Motors Concord Exhaust Manifold L6 4.2L
1981-1988American Motors Eagle American Motors Eagle Exhaust Manifold L6 4.2L
1981-1983American Motors Spirit American Motors Spirit Exhaust Manifold L6 4.2L
1981-1986Jeep CJ7 Jeep CJ7 Exhaust Manifold L6 4.2L
1981-1985Jeep CJ8 Scrambler Jeep CJ8 Scrambler Exhaust Manifold L6 4.2L
1981-1983Jeep Cherokee Jeep Cherokee Exhaust Manifold L6 4.2L
1984-1986Jeep Grand Wagoneer Jeep Grand Wagoneer Exhaust Manifold L6 4.2L
1981-1987Jeep J Series Pickup (SJ) Jeep J Series Pickup (SJ) Exhaust Manifold L6 4.2L
1981-1983Jeep Wagoneer Jeep Wagoneer Exhaust Manifold L6 4.2L
1987-1990Jeep Wrangler Jeep Wrangler Exhaust Manifold L6 4.2L
Part #: 1AEEM00149

Out of Stock