Your Colorado Airbox Cracked? Fix It Permanently

Lid-Lock is a purpose-built clamping system that permanently fixes the weak factory clip on your Holden Colorado or Trailblazer. No airbox removal. No mechanic needed.

Lid-Lock fitted on Holden Colorado engine bay
Permanent Fix
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Fits 2012-2020 RG Colorado
20-min install
Free shipping
Lid-Lock fitted on Holden Colorado engine bay
Permanent Fix
Lid-Lock
$109
Once. Forever.
OEM Part
$220-400
Same weak design
Aftermarket
$750+
More than needed
The Easy Bolt-On Solution for Cracked or Broken Airbox Mounts

The Easy Bolt-On Solution for Cracked or Broken Airbox Mounts

Don't waste $200+ replacing your airbox with the same weak factory design. Lid-Lock is a permanent bolt-on repair kit for cracked or broken airbox mounting clips on 2012–2020 Holden Colorado and Trailblazer models. Installation is 100% top-side, no airbox removal, snorkel disconnection, or wheel-arch access required. A 20 minute fix that secures your intake properly.

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Why Holden Colorado Airboxes Fail

The factory RG Colorado airbox has a known weak point in its design. It relies on small plastic tabs that can be under up to 60kg of force each.

Over time:

  • Heat cycles and vibration degrade the plastic
  • Repeated servicing and removal puts additional stress on the clips
  • Mounting points can crack or break
  • The airbox lid no longer seals correctly
  • Dust can bypass the filter

Replacing the airbox with another factory unit often just leads to the same problem again.

How Lid-Lock Fixes the Problem

  • Replaces the factory airbox mounting tabs with a full clamping system
  • Spreads the load evenly around the entire airbox housing
  • Applies consistent pressure to keep the lid properly sealed
  • Eliminates the small plastic mounting tabs that commonly fail

Fixes the weak point instead of repeating it, saving you the cost and hassle of replacing the airbox again.

  • Lid-Lock (Recommended Fix)

    $109 Delivered

    • Fixes the root cause of airbox failure
    • Spreads load around the full airbox housing
    • Installs from the top — no airbox removal required
    • No impact on sensors or engine codes
    View Full Details 
  • OEM Replacement Airbox

    $220–$400

    • Same factory design
    • Relies on small plastic mounting tabs
    • Can fail again over time
    • Full airbox removal required
  • Aftermarket Airbox

    $750+

    • Stronger construction
    • Full airbox replacement required
    • Can trigger engine codes or sensor issues
    • Higher cost than necessary for most

Simple 20-Minute Installation

  • Installs entirely from the top of the engine bay
  • No airbox removal required
  • No snorkel disconnection
  • No wheel arch access
  • Basic tools only
Watch Installation Video

Fits These Vehicles

2012–2020 models:

  • Holden RG Colorado
  • Holden Colorado 7
  • Holden Trailblazer