CARBBIA Engine & Cabin Air Filter Kit for GMC Terrain & Chevrolet Equinox 2018–2020 — 2-Piece OEM-Fit, Restores Airflow

CARBBIA's two-piece replacement kit includes one engine air filter (23279657) and one cabin air filter (23393247) designed to fit select GMC Terrain and Chevrolet Equinox models from 2018–2020.

This matched pair replaces multiple OEM numbers so you can change both filters in one stop. The kit is engineered to meet the original dimensions and fitment for L4 1.5L, 1.6L diesel, and 2.0L gas engines in the specified model years, and it pairs a replacement engine filter with a cabin particle filter to help maintain engine performance and in-cabin airflow. Packaging includes one engine air filter and one cabin air filter; color may vary slightly between production batches.

How do I know this kit fits my GMC Terrain or Chevrolet Equinox?

Fitment covers a range of four-cylinder models and specific years. Check your vehicle’s engine size and model year against the list below—this kit is compatible across multiple engine codes used in Terrain and Equinox lineups.

• Compatible with GMC Terrain L4 1.5L gas (2018–2026) and L4 2.0L gas (2018–2020).
• Compatible with Terrain L4 1.6L diesel (2018–2019).
• Compatible with Chevrolet Equinox L4 1.5L gas (2018–2026) and L4 2.0L gas (2018–2020).
• Compatible with Equinox L4 1.6L diesel (2018–2019).

Which OEM part numbers does this kit replace?

The cabin and engine filters in this package are cross-referenced to many common OEM references so you can confirm compatibility with your existing parts. Use the numbers to match what’s currently in your vehicle or what’s listed in parts catalogs.

• Cabin replacements: CF11966, CP966, WP10192, 13508023, 13356914, 13356916, 23135671, 23393247.
• Engine replacements: AF31467, CA12260, SA12260, WA10771, XA10645, 23279657, 84390002.
• Reference these numbers when ordering to avoid fitment errors.

What practical benefits come from replacing both filters at once?

Changing the engine and cabin filters together restores airflow pathways and reduces strain on HVAC and engine systems. A fresh engine filter helps maintain proper air flow to the engine, while a new cabin filter helps keep dust and particles from entering the interior ventilation system.

• Consistent engine air supply supports fuel combustion stability.
• Cabin filter replacement improves in-cabin air clarity and reduces debris buildup in the HVAC system.
• Performing both changes at once streamlines maintenance intervals and saves time.

How simple is installation, and what should I prepare?

Installation is a straightforward homeowner or DIY job for most owners with basic tools and a short block of time. Engine and cabin filter access points are serviceable without advanced diagnostics; consult your owner’s manual for exact panel locations and removal steps.

• Prepare common hand tools, a clean workspace, and gloves to catch loose debris.
• Keep the old filters for comparison to confirm new parts match orientation and sealing surfaces.
• Follow torque specs and closure sequence for any covers to ensure a proper seal.

Who is this for? This CARBBIA two-filter kit is ideal for owners of 2018–2020 GMC Terrain or Chevrolet Equinox four-cylinder vehicles who prefer to replace both intake and cabin filters at once. It suits DIY mechanics, fleet technicians, and anyone looking to match OEM cross-reference numbers for straightforward, reliable fitment. If you need a compatible pair to restore airflow and help keep the interior ventilation clean, this kit provides both parts in one package.