2000-06 TJ Wrangler, Unlimited and Rubicon
4.0L 6 cylinder engine
1-1/2" mandrel-bent stainless steel primary tubes
Limited lifetime warranty
Stainless steel with silver ceramic coated
JBA Cat4Ward headers feature 1-1/2 mandrel-bent stainless steel primary tubes, one piece CNC laser-cut flanges and JBA sealing dome technology. Each kit includes all the necessary hardware, gaskets and instructions for a professional no-leak installation and is covered by JBAs limited lifetime warranty. Learn More
1991-99 Wrangler
4.0L 6 cylinder engine
1-1/2" mandrel-bent stainless steel primary tubes
Limited lifetime warranty
Stainless steel with silver ceramic coated
JBA Cat4Ward headers feature 1-1/2 mandrel-bent stainless steel primary tubes, one piece CNC laser-cut flanges and JBA sealing dome technology. Each kit includes all the necessary hardware, gaskets and instructions for a professional no-leak installation and is covered by JBAs limited lifetime warranty. Learn More
2000-06 TJ Wrangler, Rubicon and Unlimited
4.0L engine
1-1/2 mandrel-bent stainless steel primary tubes
Includes hardware, gasket, and instructions
Limited lifetime warranty
Titanium ceramic coating
JBA Cat4Ward headers feature 1-1/2 mandrel-bent stainless steel primary tubes, one piece CNC laser-cut flanges and JBA sealing dome technology. Each kit includes all the necessary hardware, gaskets and instructions for a professional no-leak installation and is covered by JBAs limited... Read MoreLearn More
JBA Cat4Ward headers feature 1-1/2 mandrel-bent stainless steel primary tubes, one piece CNC laser-cut flanges and JBA sealing dome technology. Each kit includes all the necessary hardware, gaskets and instructions for a professional no-leak installation and is covered by JBAs limited lifetime warranty. Learn More
1991-99 Wrangler
4.0L 6 cylinder engine
1-1/2" mandrel-bent stainless steel primary tubes
Limited lifetime warranty
Stainless steel finish
JBA Cat4Ward headers feature 1-1/2 mandrel-bent stainless steel primary tubes, one piece CNC laser-cut flanges and JBA sealing dome technology. Each kit includes all the necessary hardware, gaskets and instructions for a professional no-leak installation and is covered by JBAs limited lifetime warranty. Learn More
1991-99 Wrangler
4.0 L engine
1-1/2 mandrel-bent stainless steel primary tubes
Includes hardware, gaskets, and instructions
Limited lifetime warranty
Titanium ceramic coating
JBA Cat4Ward headers feature 1-1/2 mandrel-bent stainless steel primary tubes, one piece CNC laser-cut flanges and JBA sealing dome technology. Each kit includes all the necessary hardware, gaskets and instructions for a professional no-leak installation and is covered by JBAs limited lifetime warranty. Learn More