10 Best Tuner For Jeep Jk of December 2025

• Brand New Superchips Flashcal F5 In-Cab Tuner, Gasoline, Compatible with 2007-2018 Jeep JK Wrangler (Superchips Part #3571)
• Introducing the Superchips Flashcal F5 for 2007-2018 JK Wrangler. The Flashcal is loaded with the most sought-after options for your JK. Take full advantage of the most popular aftermarket upgrades your late model JK craves. If you have added tires or gears to your Jeep, Flashcal is a must!
• Features: Corrects speedometer for tire upgrades between 26- 42" | Speedometer re-calibration for gear/axle swaps up to 5.38 | Locking axle options with transfer case in 4-Hi & 4-Low (Rubicon only) | Engine idle adjust-ability for winching | Daytime running light options | 1 touch lane change | TPMS On/Off | Accessory delay options (2011-18 models only - Includes adjustable delay for radios, accessory lights & other aftermarket accessories tied to same fuse)
• Specs: Brand: Superchips | Color Screen: Yes | Fuel Type: Gasoline | Product Type: Handheld Tuner
• NOTE: Results & feature set may vary based on vehicle make, model & aftermarket upgrades. Read all instructions before install &/or operation of this product use | NOTE: Has not been tested or validated on right hand drive Jeep applications or imported (non-American VIN based) Jeep applications. They are not supported by this product.

Southwest Speed

• LUG NUTS FIT - Ford Acura Chevy Honda Jeep Hyundai Tucson 1960-2014 vehicles (Please refer to the product description for details)
• WHEEL NUTS SPECS - 23 pcs lug nuts are 1/2-20 close end threadsize and 1.38 inches tall and 0.9 inches wide
• COMPATIBILITY - By matching this chrome lug nuts' specs (thread seating style hex etc.) to match both your vehicle and wheel requirements. Or contact our Customer Experience Team to verify a safe and proper fitment
• DIRECT REPLACEMENT - Our wheel lugs are tested and meet or exceed OEM performance requirements, which helps you save over $100 in US Auto Parts Store
• PREMIUM QUALITY - The lug nuts are made of CNC BILLET ALUMINUM，designed to be installed easily and let you enjoy a smoother driving，shipped in special designed package

ECCPP

• WIDE MAKE & MODEL FIT - Works with select Ford, Lincoln, Dodge, Chrysler, Jeep, Chevrolet, GMC, Cadillac, Nissan applications. Enter your vehicle above to verify compatibility. Please contact Bully Dog support for assistance.
• 50 STATE COMPLIANT - Meets emission requirements in all 50 states with dyno-proven tunes that add power, torque and fuel economy.Display current gear on vehicles with auto trans
• HEADS UP DISPLAY - Monitor over 15 performance parameters at a glance with a dynamic LCD display mounted on a pillar, window, or dash.User set daytime and nighttime driving modes
• MULTIPLE PRELOADED TUNES - Access four preloaded tunes with the touch of a few buttons to maximize performance in any situation.
• CODE CLEARING - Diagnose and clear trouble codes to ensure proper engine operation.

Bully Dog

• Boost your horsepower, torque, throttle response and fuel economy with the advanced Innovative Performance Chip compatible with your Jeep Wrangler! Safely gain up to +35 HP and up to +5 MPG in fuel mileage in your vehicle by safely optimizing your air/fuel ratio and timing curve for increased efficiency!
• Easily installs in less than 15 minutes, with absolutely no mechanical experience required! All performance chips come with an installation kit, including detailed installation instructions with easy to follow step-by-step pictures! Our award-winning 5 star technical staff is here to guide you and help with any questions that you may have.
• Makes NO permanent changes to your vehicle's computer! It will not void your factory warranty, and it's completely emissions safe. The performance chip is fully compatible with your Jeep Wrangler in all trims, including the 2.0L, 2.4L, 2.5L, 3.0L, 3.6L, 3.8L, 4.0L and 4.2L engines.
• We strived to create the most high quality product in every aspect, delivering you the most affordable product without sacrificing quality. All performance chips feature a high-end aluminum enclosure with an extremely durable, high quality anodized finish. It's a thousand tiny details that add up to something big.
• All performance chips are proudly backed by our unmatched 100% Money-Back Guarantee & Lifetime Warranty! A properly maintained vehicle is required for the performance chip to function as intended and advertised. Results may vary.

Innovative Performance Chips

• FOR AFTERMARKET WHEELS ONLY: These lug nuts intended for installation on aftermarket wheels requiring a small diameter lug nut.
• WILL NOT FIT FACTORY WHEELS: These parts not intended to replace factory lug nuts on factory wheels.
• SPECS: 1/2-20 thread - Closed End Spline Tuner Style Lug Nuts - Conical 60 Degree Seat - 1.35 in. long - 0.8 in. wide
• REQUIRES: 3/4 in. and 13/16 in. hex spline tool/key part # D5210K for installation and removal. One (1) tool included with this set.
• INCLUDES: 23 Black Closed End Spline Tuner Lug Nuts and one (1) spline tool/key for installation. Shipped in our signature premium packaging.

DPAccessories

• FITS JEEP WRANGLER - The Power Tune arrives pre-loaded with custom dyno proven tuner technology that increases horsepower and torque!
• HOW IT WORKS - The Power Tune simply plugs into the OBD port of your vehicle. It then safely optimizes the ignition spark advance, air to fuel ratios and transmission shifting for the ultimate horsepower and torque gains. This results in increased throttle response, low end torque and acceleration!
• EASY 5 MINUTE INSTALL - Tuning your vehicle is so easy anyone can do it, simply plug the Power Tune into your vehicle's OBDII port to unleash hidden power, no mechanical skills needed!
• GUARANTEED SAFE - The module never overwrites factory data and always preserves your warranty coverage. If for some reason you remove the tuner, no one will ever know it was installed.
• OUR PROMISE - If for any reason you are not 100% satisfied with your Power Tune Chip, we offer a full money back guarantee, no questions asked. Buy now RISK-FREE.

Power Tune Performance

• Brand New Superchips TrailCal In-Cab Tuner, Compatible with 2015-2018 Jeep Wrangler JK (Superchips Part #41051)
• The TrailCal is an all-new, premium product designed for the 2015-UP Jeep Wrangler. TrailCal offers monitoring, calibration & control features without any modifications to the vehicle. Calibrate for larger aftermarket tires, adjust for gear ratio changes & enjoy best-in-class monitoring & control features, all without popping the hood.
• Previously, this option was only available in our handheld Flashcal device, but now you can use TrailCal to get all the features that allow you to set your Jeep up perfectly with your other upgrades.
• Features: Best-in-Class, 5", Full-Color, High-Resolution Touch Screen | Custom Color Mixer for Gauge Arcs, Needles, & Backgrounds | Multiple Gauge Screen Layouts | Power Switch Gauge Screen to Engage LED Lights & Other Accessories | Fully Customizable Backgrounds | 1 Simple HDMI Plug for Power | Easy Menu Navigation | Inclinometer gauges | Customizable digital gauges (Reads numerous PIDs) | Maintenance Manager (schedule & track maintenance) | Performance tests
• Corrects speedometer for tire upgrades between 26- 42" | Speedometer re-calibration for gear/axle swaps up to 5.38 | Locking axle options with transfer case in 4-Hi & 4-Low (Rubicon only) | ESP stability optimization | Engine idle adjustability for winching | Daytime running light options | 1 touch lane change | TPMS On/Off & Adjust (Download required) | Radio delay options | Headlamp delay options | Horn chirp & exterior lighting flash options when locking doors with keyless entry

Southwest Speed

• Brand New Superchips TrailDash 2 In-Cab Tuner, Compatible with 2015-2018 Jeep Wrangler JK (Superchips Part #42051)
• TrailDash2 in addition to the new slim case design, also has and upgraded 5" full-color display making our gauges the sleekest in the industry. To complete the streamlined new look, our engineers added one simple HDMI style plug for power & linking EAS accessories.
• Features: Slim, sleek case design | 5" full-color, high-resolution swipe screen | Custom color mixer for gauge arcs, needles & backgrounds | Multiple gauge screen layouts | New switch panel screen to control EAS power switches | Fully customizable backgrounds | HDMI style plug for power & linking EAS accessories | 1-touch easy menu navigation notification center
• Specs: Alerts & Records: Yes | Auto Dimming Screen: Yes | Brand: Superchips | Color Screen: Yes | Custom Background MyStyle: Yes | Expandable Accessory System Compatible: Yes | Fuel Type: Gas | Pods & Mounts Available: Yes | Product Type: In-Cab Tuner | Touch Screen: Yes | Video Capable: Yes

Southwest Speed

• EASY TO USE: Use the ECRI iOS or Android app to view current, past and write new calibrations. Requires an additional in-app purchase to write new calibrations.
• ALWAYS UP TO DATE: Your ECRI device will receive updates from the ECRI app wirelessly, enabling new features and vehicles without any extra effort.
• GET CALIBRATED: Adjust tire size, axle gear ratio, transfer case ratio, TPMS threshold, TPMS disable, daytime running light modes and more to make your vehicle perform optimally.
• SHAREABLE: One device can be used on multiple vehicles, so share with a friend or use as a tool at your shop. ECRI remembers your vehicle even if a different user borrows the device.
• ECRI is an American company owned by enthusiasts working to make aftermarket modifications easier for fellow enthusiasts.

ECRI

• FASTER ACCELERATION: The Pedal Commander system eliminates the delay from your electronic gas pedal, allowing your 2007-2018 Jeep Wrangler to accelerate faster, giving your vehicle a night/day difference in performance.
• 36 ADJUSTABLE SETTINGS: Equipped with 4 different modes: Eco, City, Sport, and Sport +. Each mode has an additional 9 adjustable settings to fine-tune to your liking, making this the best Jeep Wrangler accessory.
• GAS SAVINGS: The Pedal Commander’s significantly slow response can increase your Jeep Wrangler MPG and save you up to 20% in fuel economy.
• QUICK & EASY INSTALLATION: Pedal Commander is a simple plug-and-play device that takes only about 5 minutes to install. Now Bluetooth compatible so you can control the unit using our free Pedal Commander app.
• WILL NOT VOID YOUR WARRANTY: Pedal Commander will not void the warranty on your Jeep Wrangler or leave any trace behind on your ECU.

PEDAL COMMANDER