1991–1999 Jeep Wrangler TJ/YJ, Cherokee XJ, Grand Cherokee ZJ | Fits 4.0L Straight 6 Cylinder | Black Exhaust Header
- 3 items → Extra 5% off
- 5 items → Extra 7% off
- 7 items → Extra 9% off
Guaranteed Safe Checkout
High-performance headers engineered from T-304 stainless steel with precision CNC flanges and mandrel-bent tubing. Designed to maximize exhaust flow, improve scavenging efficiency, and deliver measurable power gains for Jeep 4.0L applications.
• T-304 Stainless Steel Construction
• 1.500" Inlet | 2.125" Outlet
• TIG-Welded CNC Machined Flanges
• Direct Bolt-On Installation (No Modifications)
• +10-15 HP/Torque Gain
• Improved Exhaust Velocity & Flow
• Professional Installation Recommended
Fitment:
- 91-99 Jeep Wrangler YJ/TJ 4.0L 6CYL
- 91-99 Jeep Cherokee XJ 4.0L 6CYL (except 1991 jeep Cherokee base 4.0L)
- 91-99 Jeep Grand Cherokee ZJ 4.0L 6CYL (except 1997 Jeep Grand Cherokee Laredo 4.0L )
| VEHICLE NAME | Year | Engine |
|---|---|---|
| Jeep Cherokee | 1991~1999 | 4.0L |
| Jeep Grand Cherokee | 1993~1999 | 4.0L |
| Jeep Wrangler | 1991~1995|1997~1999 | 4.0L |
Attention
Products on this site are for off-road/racing use only and are not legal for public roads where emissions laws apply.
Professional installation recommended. Removing emissions equipment (DPF, CAT, SCR, DOC) requires deleting related sensors and a compatible tuner to avoid engine codes.
Performance gains may vary—no guarantees.
