HomeEngine > Gaskets and Sealing SystemsApex AHG1148 Engine Cylinder Head Gasket
Part #: AHG1148

Apex AHG1148 Engine Cylinder Head Gasket

15 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$59.20Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Mazda, 3, 6, and CX-7
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Engine Cylinder Head Gasket for Mazda Vehicles

The Apex AHG1148 engine cylinder head gasket is designed specifically for Mazda 3, Mazda 6, and Mazda CX-7 models. This gasket ensures a proper seal between the engine block and cylinder head, maintaining engine performance and preventing leaks.

  • Compatible with Mazda 3, Mazda 6, and Mazda CX-7 models
  • Part number AHG1148 for precise identification
  • Engine cylinder head gasket designed for effective sealing
  • Manufactured by Apex for consistent quality

Product Details and Specifications

The Apex AHG1148 engine cylinder head gasket is engineered to provide a reliable seal under the demanding conditions of engine operation. It fits select Mazda models including the Mazda 3, Mazda 6, and CX-7, ensuring compatibility and proper fitment. This gasket helps maintain compression and prevents coolant or oil leaks between the engine block and cylinder head, which is critical for engine efficiency and longevity.

Applications and Common Issues Addressed

  • Prevents engine coolant leaks that can cause overheating
  • Maintains engine compression for optimal performance
  • Stops oil leaks between the cylinder head and engine block
  • Helps avoid engine misfires related to gasket failure
  • Reduces risk of engine damage due to sealing failure

Installation Notes and Tips

When installing the Apex AHG1148 cylinder head gasket, ensure the engine surfaces are clean and free of debris. Follow the vehicle manufacturer’s torque specifications for cylinder head bolts to avoid gasket damage. It is recommended to inspect the cylinder head and engine block for warping or damage before installation to ensure a proper seal.

Quality Assurance and Warranty

Apex manufactures the AHG1148 gasket to meet industry standards for durability and performance. While specific warranty details are not provided, Apex products typically undergo quality control processes to ensure reliability in automotive applications.

This part fits 15 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersPositionNotes
2013Mazda32.3LL4N/A
2012Mazda32.3LL4N/A
2012MazdaCX-72.3LL4N/A
2011Mazda32.3LL4N/A
2011MazdaCX-72.3LL4N/A
2010Mazda32.3LL4N/A
2010MazdaCX-72.3LL4N/A
2009Mazda3Mazdaspeed2.3LL4N/A
2009MazdaCX-72.3LL4N/A
2008Mazda3Mazdaspeed2.3LL4N/A
2008MazdaCX-72.3LL4N/A
2007Mazda3Mazdaspeed2.3LL4N/A
2007Mazda6Mazdaspeed2.3LL4N/A
2007MazdaCX-72.3LL4N/A
2006Mazda6Mazdaspeed2.3LL4N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.