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Home » Brand Line Card » Superchips

Product ID: SC-TrailJammer-EXT
Manufacturer: Superchips
Trail Jammer EXT - Superchips Flashpaq, Cold Air Intake & Throttle Body
Trail Jammer EXT - Superchips Flashpaq, Cold Air Intake & Throttle Body

The Trail Jammer EXT - Superchips Flashpaq, Cold Air Intake & Throttle Body (except JK)

Take your 98-06 Jeep TJ, 9-01 Cherokee XJ, or 07-10 Jeep JK to the next level in Jeep performance with the Superchips Trail Jammer EXT. Included in the EXT package are the building blocks of performance starting off with a larger 62MM throttle body (except the JK), a custom cold air intake, and top it all off with the our world renowned Superchips Flashpaq tuning.


  • Tire size calibration of speedometer available on properly equipped Jeeps*
  • Transfer case gear calibration on 2005 and newer Jeeps if properly equipped
  • Axle gear calibraton on 2005 and newer Jeeps if properly equipped
  • Real time idle control for running accessories


  • Superchips Optimized transmission performance standard on all Jeeps
  • Wide Open Throttle shift points tuned on most Jeeps
  • Shift firmness optimized on all Jeeps
  • Advanced transmission tuning product available on newer Jeeps allowing for custom shift schedules, firmness and shift points


  • Rev limiter adjustable on 2005 and newer Jeeps
  • Speed limiter adjustable on all Jeeps
  • Spark advance settings available on older model Jeeps
  • Read & clear diagnostic trouble codes standard on all vehicles

TJ 62MM Hi-Flow Throttlebody (except JK)

  • Increased airflow to the engine
  • Improves overall Drivability
  • Installs with simple tools
  • Covers 98-06 TJ 4.0L

Custom Cold Air Intake

  • Provides fresh air into the engine
  • Flows 195CFM compared to the OE 99 CFM (97% better)
  • Washable and reusable oil-impregnated cotton mesh filter

NOTE: Features vary be year, make, model and engine. Contact us if you have specific needs & we'll check functionality on your model. All Superchips tuning products for gasoline-fuled vehicles are either covered under CARB Executive Order number or are in a pending state. All non-racing Superchips tuning products for diesel-fueled vehicles are on the CARB products in progress list pending CARB testing and approval.

Part No. This Fits the following Jeeps Includes
387510 1999-2001 XJ Cherokee Trail Jammer EXT Flashpaq, Cold Air Intake & Throttle Body
387513 1998-2004 TJ Wrangler Trail Jammer EXT Flashpaq, Cold Air Intake & Throttle Body
387514 2005-2006 TJ Wrangler Trail Jammer EXT Flashpaq, Cold Air Intake & Throttle Body
387526 2007-2010 JK Wrangler Trail Jammer EXT Flashpaq & Cold Air Intake

Check out our step by step videos of the Trail Jammer EXT being installed on a Jeep TJ


Fitment Data:

Year Make Model Engine Notes
1998-2001JEEPCherokee XJ4.0Lp/n 387510
2007-2010JEEPWrangler3.8Lp/n 387526
2005-2006JEEPWrangler4.0Lp/n 387514
1998-2004JEEPWrangler4.0Lp/n 387513

Price: $599.99

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