Mechanical — 3D-printable Jeep parts

Service funnel sized for the 19 mm automatic-transmission fill tube on a Grand Cherokee ZJ. Small sealing rings are included in the printed geometry.

Flexible replacement firewall grommet for Jeep CJ-5 wiring and control-cable pass-throughs. The source documents the TPU print, original comparison, and physical installation around the routed cables.

Flexible insulating boot for the disconnected cable end left by a non-invasive Gladiator JT auxiliary-battery delete. The source documents the installed cover after towing use and recommends securing its neck with tape.

Nonconductive bracket for a Warn winch power-interrupt solenoid in the Gladiator JT engine bay. It uses an otherwise unused passenger-side body hole with an M6 rivnut; the creator also reports confirmed fitment from Wrangler JL and JLU owners.

Solid replacement cap for the engine-bay relay cover used on 1984–1996 Cherokee XJ and Comanche MJ vehicles. Use a high-temperature material.

Oval firewall grommet for the 4.0L engine-control harness in 1984–1996 Cherokee XJ and Comanche MJ vehicles. Print in a suitable flexible, heat-resistant material.

Engine-bay bracket for mounting a Garmin PowerSwitch and an adjacent winch relay in a Wrangler JL.

Flexible replacement mounting grommet for the engine appearance cover on approximately 2012–2016 Wrangler JK models.

Large spiked washer that spreads the load of the factory 10 mm heat-shield fastener on a Wrangler JK subframe. The creator specifies solid, high-temperature tough material and used glass-filled nylon; sandwich it under a metal washer.

Factory-style under-hood switch panel for a Wrangler JK fitted with an ARB Twin compressor. Versions with and without a reinforced quick-connect air-chuck opening are included.

Protective cover for the exposed front vacuum pump on a 2016 Wrangler JK after installation of an open aftermarket bumper. Check bumper clearance before use.

Replacement retaining clip for the 2.5-litre airbox. The creator trial-fitted nylon prints on a 1990 vehicle, road-tested them and explicitly identifies the matching Comanche application.