Home » Jeep Exhaust » Headers » Borla Performance BORLA T-304 Stainless Steel Header for 98-99 Jeep® Wrangler TJ with 4.0L I-6 Engine
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Borla® t-304 stainless steel header for 98-99 Jeep® Wrangler TJ with 4.0L I-6 Engine


BORLA Headers are tuned to suit your vehicle. They increase power and maximize fuel efficiency. Most header kits are designed for use on vehicles with manual transmissions. Vehicles with automatics may require modifications to make fit. When combined with a Cat Back system, vehicles experience 10-15 horsepower increases. Great sound with excellent flow. BORLA systems are street legal in 50 states. With the Million Mile Warranty, BORLA is the last exhaust system you'll ever need to buy.


BORLA Headers are built with race-winning technology from premium Aircraft-Quality T-304 Stainless Steel, an alloy superior to T-400 series knockoffs, to give you the absolute best in performance, sound and durability. Ultra-smooth mandrel bends and precision computer-controlled CNC manufacturing give you maximum flow, and power.
Reuses original crossover pipe to catalytic converter.
Add even more performance to your BORLA headers with a BORLA Cat-Back™.

Installation Notes
Installation Difficulty:
Level 3Advanced

Cutting before the Catalytic Converter is required.

Installation Time: 3-5 hours
Parts Included

Header Assembly
Two 3/8" Hex Nuts
Two 3/8" Lock Washers
Four 3/8" Flat Washers
Two 3/8-16 Hex Head Screws
Header Gasket

  • Jeep Wrangler (TJ)

  • 1999 Jeep Wrangler (TJ)
  • 1998 Jeep Wrangler (TJ)