JLT CAI-DDHC-21 Cold Air Intake Instruction Manual
- June 13, 2024
- JLT
Table of Contents
JLT CAI-DDHC-21 Cold Air Intake
Product Information
Product: JLT Cold Air Intake
Compatible Vehicle: 2021 Dodge Durango Hellcat 6.2L
Part Number: CAI-DDHC-21
Product Usage Instructions
- Before starting the installation, it is highly recommended to watch the install video on our website, www.JLTtruecoldair.com. Go to the website, type “CAI-DDHC-21” in the search box, click on the product, scroll down and click on videos.
- Review the complete instructions prior to installing.
- Remove the shield under the stock box. There may be one pin to remove on the side.
- Remove the IAT sensor (twist lock) from the stock inlet tube. Use the JLT-supplied gasket, screws, and IAT sensor pad to assemble the JLT tube.
- Using a utility knife, remove the 3 tips of the plastic welded rivets and remove the PCV solenoid.
- Use the supplied hardware and bracket to mount the solenoid to the bracket as shown.
- Use the front strut tower nut to mount the PCV assembly to the vehicle as shown. Twist and connect the PCV line to the PCV connection on the solenoid from the valve cover.
- Remove the 13mm bolt in the driver-side apron panel.
- Lower the heat shield into the area and secure it with the supplied push pins in the front scoop first. Then use the supplied 13mm stainless bolt to secure it to the side. Push in a weather strip push pin into the shield.
- Lower the air filter down into the airbox first. With the silicone reducer on the tube and clamps loose, connect the tube and air filter, then slide onto the throttle body. Adjust the filter and tube position for the best fit and tighten all clamps. You may need to rotate the throttle body coupler for best fitment.
- Plug in the IAT sensor and PCV connection. Lubricate the PCV grommet and fitting for an easier installation.
- Install the supplied rain shield as shown.
JLT Performance offers a Lifetime Satisfaction Guarantee for this product. For warranty details, please visit our website at www.jlttruecoldair.com/warranty. We guarantee workmanship, and tunability, and even provide a pathway to discounted upgrades for substantially improved items.
Installation Instructions
JLT Cold Air Intake
2021 Dodge Durango Hellcat 6.2L #CAI-DDHC-21
HIGHLY RECOMMENDED!
To view install video: go to our website,
www.JLTtruecoldair.com and type CAI-DDHC-21
in the search box. Click on product, scroll down and click on videos.
HIGHLY RECOMMENDED!
Thank you for purchasing our product. We hope you are satisfied with the look
and performance. If you have any questions, please feel free to call us first
before going to the internet. Take your time and it will be a smooth install.
Please review complete instructions prior to installing.
Step#|
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1| Verify you have all of the following parts included in the kit:
(1) JLT Plastic Intake tube, (1) 4.5″-4″ Silicone Elbow, (1) 5”x7” Air Filter, (1) JLT Heat Shield,
(1) 64 Clamp, (1) 72 Clamp, (1) IAT Gasket, (1) IAT Adaptor, (4) M4-.7×10 MAF Screws,
(1) Bolt, (2) Push Pins, (1) PCV Bracket, (3) 8/32 x5/8 Bracket Screws, (3) 8/32 Nuts,
(1) Hose with fitting installed, (1) Rainguard
2| Gather all of the following tools needed for the installation:
13mm & 10mm Sockets, Ratchet, 11/32 wrench, 5/16 Nut Driver, Flat screwdriver or pry tool, Phillips screwdriver, utility knife, light oil
3| Loosen clamp at the throttle body, unplug IAT sensor, PCV Solenoid plug and PCV line, PULL UP on airbox and remove from the vehicle. Also remove the trim piece in front of the air box, it’s secured by 2 push pins on the bottom and the single weather strip push pin.
Also, remove the shield under the stock box as shown there maybe one pin to remove on side:
4| Remove the IAT sensor (twist lock) from the stock inlet tube. Use the
JLT supplied gasket, screws and IAT sensor pad to assemble the JLT tube.
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5| Using a utility knife, remove the 3 tips of the plastic welded rivets
and remove the PCV solenoid.
6| Use the supplied hardware and bracket to mount the solenoid to the
bracket as shown.
7| Slide the brown O ring up and out of the channel it’s sitting in and
use oil for lubricant to install the supplied ¾” PCV hose on to the fitting on
the bottom of the solenoid.
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8| Use the front strut towner nut to mount the PCV assembly to the
vehicle as shown.
TIP : The PCV line twists at both ends. Twist and connect to the PCV connection on the solenoid from the valve cover
9| Remove the 13mm bolt in the driver side apron panel.
10| Lower heat shield into the area, secure the shield with the supplied
push pins in the front scoop FIRST then use the supplied 13mm stainless
bolt to secure to the side. Push in weather strip push pin into shield.
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11| Lower the air filter down into the airbox first, then with the
silicone reducer on the tube with clamps loose, connect the tube and air
filter then slide onto throttle body.
Adjust the filter and tube position for best fit and tighten all clamps. You may need to rotate the throttle body coupler for the best fitment.
Plug in the IAT sensor and PCV connection. TIP : Be sure to lubricate the PCV grommet and fitting for an easier install, this fitting fits very tight!
12| Install supplied rain shield as shown.
Oil Filter : The frequency you should clean your filter will depend on your driving conditions. It is recommended to check your filter at every oil change or 3,000 miles. If there is a buildup of dirt as thick as the wire mesh, then it’s time to clean your filter. To properly clean your oil filter, we recommend the S&B Precision Cleaning & Oiling Kit (located in the Parts Sold Separately Section of our website, www.JLTtruecoldair.com). Thank you for your business. If you have any questions, please e-mail info@JLTtruecoldair.com or call 757-335-1940. Our hours are Monday- Friday. 8:00 am – 5:00 pm Eastern Time. JLT Performance Lifetime Satisfaction Guarantee. We want you to be a JLT Performance customer for life! Your new JLT Performance product is warranted to be free from defects in materials and workmanship for the life of the original retail purchaser, subject to the limitations contained in our warranty found here. www.jlttruecoldair.com/warranty We guarantee workmanship, tunability and even a pathway to discounted upgrades for substantially improved items. Return Policy: All returns will be subject to a 10%-25% restocking fee. Air Filters will not be accepted for return unless they are in original plastic sealed bag. Please visit www.JLTtruecoldair.com for a complete return policy.
Disclaimer: JLT Performance Inc. makes no warranties whatsoever, expressed or implied, oral or written to any purchasers, except the warranty above. JLT Performance Inc. hereby specifically excludes from any implied warranty of merchantability or implied warranty of incidental, secondary, or consequential damages of any kind whatsoever. All purchasers and users of products manufactured by JLT Performance Inc. agree to hold harmless and indemnify JLT Performance Inc. from any and all claims arising from their use. Failure to receive notice of any or the limitations contained in this disclaimer shall not serve to extend liability to JLT Performance Inc. for any claims arising out of use of its products.