Mahle GS33778 Spark Plug Tube Seal Set

Brand Mahle GS33778
Material Molded rubber
Fits Acura and Honda · 81 vehicles

Molded rubber construction. Provides a flexible sealing surface for spark plug tube service.

OE-trusted sealing brand. MAHLE sealing products are used by OEMs and technicians worldwide.

Secondary ignition part. Built as a spark plug tube seal set for engine sealing maintenance.

Cross-references Beck/Arnley 0396579 and Honda 12342-RYE-004 for the same application. See all 2.

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Product Overview

The MAHLE GS33778 spark plug tube seal set is built for sealing the spark plug tube area with molded rubber construction. It is a fitment-based replacement for a wide range of Honda and Acura applications, including Honda Accord, Honda Odyssey, and Acura TL models.

Use this seal set when you need a direct replacement for leaking or worn tube seals in the valve cover area. MAHLE sealing products are trusted by OEMs and technicians, and this part number GS33778 follows that same application-focused approach.

Key Features

  • Molded rubber construction for consistent sealing performance.
  • Designed as a spark plug tube seal set for secondary ignition service.
  • Fits multiple Honda and Acura applications with lower seals only noted in the fitment data.
  • MAHLE GS33778 is a direct replacement-style sealing component for maintenance and repair.

Fitment Details

Fits 2000-2016 Honda Odyssey, N/A. Fits 2013-2015 Acura ILX, N/A. Fits 2013-2015 Acura RDX, N/A. Fits 2012-2015 Honda Crosstour, N/A. Fits 2000-2014 Acura TL, N/A. Fits 2010-2014 Acura TSX, N/A. Fits 2013-2014 Honda CR-V, N/A. Fits 2005-2012 Acura RL, N/A. Fits 2000-2012 Honda Accord, N/A. Fits 2010-2011 Honda Accord Crosstour, N/A. Fits 2001-2003 Acura CL, N/A.

What It Helps Address

  • Oil seepage around spark plug tubes.
  • Worn or hardened tube seals.
  • Loss of sealing integrity in the valve cover area.
  • Maintenance needs during ignition service.

Installation Notes

Confirm engine application and seal location before installation. Fitment notes specify lower seals only and molded rubber construction, so compare the old seals to the new part before assembly. This part cross-references Beck/Arnley 0396579 and Honda 12342-RYE-004 for the same application.

Quality Assurance

MAHLE sealing products are used by OEMs and technicians worldwide, and GS33778 is built to meet the demands of routine engine sealing service.

This part fits 81 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersNotes
2016HondaOdyssey3.5LV6Contains Lower Seals Only; Molded Rubber
2015AcuraILX2.4LL4Contains Lower Seals Only; Molded Rubber
2015AcuraRDX3.5LV6Contains Lower Seals Only; Molded Rubber
2015HondaCrosstour2.4LL4Contains Lower Seals Only; Molded Rubber
2015HondaOdyssey3.5LV6Contains Lower Seals Only; Molded Rubber
2014AcuraILX2.4LL4Contains Lower Seals Only; Molded Rubber
2014AcuraRDX3.5LV6Contains Lower Seals Only; Molded Rubber
2014AcuraTL3.7LV6Contains Lower Seals Only; Molded Rubber
2014AcuraTL3.5LV6Contains Lower Seals Only; Molded Rubber
2014AcuraTSX3.5LV6Contains Lower Seals Only; Molded Rubber
2014HondaCR-V2.4LL4Contains Lower Seals Only; Molded Rubber
2014HondaCrosstour2.4LL4Contains Lower Seals Only; Molded Rubber
2014HondaOdyssey3.5LV6Contains Lower Seals Only; Molded Rubber
2013AcuraILX2.4LL4Contains Lower Seals Only; Molded Rubber
2013AcuraRDX3.5LV6Contains Lower Seals Only; Molded Rubber
2013AcuraTL3.7LV6Contains Lower Seals Only; Molded Rubber
2013AcuraTL3.5LV6Contains Lower Seals Only; Molded Rubber
2013AcuraTSX3.5LV6Contains Lower Seals Only; Molded Rubber
2013HondaCR-V2.4LL4Contains Lower Seals Only; Molded Rubber
2013HondaCrosstour2.4LL4Contains Lower Seals Only; Molded Rubber
2013HondaOdyssey3.5LV6Contains Lower Seals Only; Molded Rubber
2012AcuraRL3.7LV6Contains Lower Seals Only; Molded Rubber
2012AcuraTL3.7LV6Contains Lower Seals Only; Molded Rubber
2012AcuraTL3.5LV6Contains Lower Seals Only; Molded Rubber
2012AcuraTSX3.5LV6Contains Lower Seals Only; Molded Rubber
2012HondaAccord3.5LV6Contains Lower Seals Only; Molded Rubber
2012HondaCrosstour3.5LV6Contains Lower Seals Only; Molded Rubber
2012HondaOdyssey3.5LV6Contains Lower Seals Only; Molded Rubber
2011AcuraRL3.7LV6Contains Lower Seals Only; Molded Rubber
2011AcuraTL3.7LV6Contains Lower Seals Only; Molded Rubber
2011AcuraTL3.5LV6Contains Lower Seals Only; Molded Rubber
2011AcuraTSX3.5LV6Contains Lower Seals Only; Molded Rubber
2011HondaAccord3.5LV6Contains Lower Seals Only; Molded Rubber
2011HondaAccord Crosstour3.5LV6Contains Lower Seals Only; Molded Rubber
2011HondaOdyssey3.5LV6Contains Lower Seals Only; Molded Rubber
2010AcuraRL3.7LV6Contains Lower Seals Only; Molded Rubber
2010AcuraTL3.5LV6Contains Lower Seals Only; Molded Rubber
2010AcuraTSX3.5LV6Contains Lower Seals Only; Molded Rubber
2010HondaAccord3.5LV6Contains Lower Seals Only; Molded Rubber
2010HondaAccord Crosstour3.5LV6Contains Lower Seals Only; Molded Rubber
2010HondaOdyssey3.5LV6Contains Lower Seals Only; Molded Rubber
2009AcuraRL3.7LV6Contains Lower Seals Only; Molded Rubber
2009AcuraTL3.5LV6Contains Lower Seals Only; Molded Rubber
2009HondaAccord3.5LV6Contains Lower Seals Only; Molded Rubber
2009HondaOdyssey3.5LV6Contains Lower Seals Only; Molded Rubber
2008AcuraRL3.5LV6Contains Lower Seals Only; Molded Rubber
2008AcuraTL3.5LV6Contains Lower Seals Only; Molded Rubber
2008AcuraTL3.2LV6Contains Lower Seals Only; Molded Rubber
2008HondaAccord3.5LV6Contains Lower Seals Only; Molded Rubber
2008HondaOdyssey3.5LV6Contains Lower Seals Only; Molded Rubber
2007AcuraRL3.5LV6Contains Lower Seals Only; Molded Rubber
2007AcuraTL3.5LV6Contains Lower Seals Only; Molded Rubber
2007AcuraTL3.2LV6Contains Lower Seals Only; Molded Rubber
2007HondaAccord3.0LV6Contains Lower Seals Only; Molded Rubber
2007HondaOdyssey3.5LV6Contains Lower Seals Only; Molded Rubber
2006AcuraRL3.5LV6Contains Lower Seals Only; Molded Rubber
2006AcuraTL3.2LV6Contains Lower Seals Only; Molded Rubber
2006HondaAccord3.0LV6Contains Lower Seals Only; Molded Rubber
2006HondaOdyssey3.5LV6Contains Lower Seals Only; Molded Rubber
2005AcuraRL3.5LV6Contains Lower Seals Only; Molded Rubber
2005AcuraTL3.2LV6Contains Lower Seals Only; Molded Rubber
2005HondaAccord3.0LV6Contains Lower Seals Only; Molded Rubber
2005HondaOdyssey3.5LV6Contains Lower Seals Only; Molded Rubber
2004AcuraTL3.2LV6Contains Lower Seals Only; Molded Rubber
2004HondaAccord3.0LV6Contains Lower Seals Only; Molded Rubber
2004HondaOdyssey3.5LV6Contains Lower Seals Only; Molded Rubber
2003AcuraCL3.2LV6Contains Lower Seals Only; Molded Rubber
2003AcuraTL3.2LV6Contains Lower Seals Only; Molded Rubber
2003HondaAccord3.0LV6Contains Lower Seals Only; Molded Rubber
2003HondaOdyssey3.5LV6Contains Lower Seals Only; Molded Rubber
2002AcuraCL3.2LV6Contains Lower Seals Only; Molded Rubber
2002AcuraTL3.2LV6Contains Lower Seals Only; Molded Rubber
2002HondaAccord3.0LV6Contains Lower Seals Only; Molded Rubber
2002HondaOdyssey3.5LV6Contains Lower Seals Only; Molded Rubber
2001AcuraCL3.2LV6Contains Lower Seals Only; Molded Rubber
2001AcuraTL3.2LV6Contains Lower Seals Only; Molded Rubber
2001HondaAccord3.0LV6Contains Lower Seals Only; Molded Rubber
2001HondaOdyssey3.5LV6Contains Lower Seals Only; Molded Rubber
2000AcuraTL3.2LV6Contains Lower Seals Only; Molded Rubber
2000HondaAccord3.0LV6Contains Lower Seals Only; Molded Rubber
2000HondaOdyssey3.5LV6Contains Lower Seals Only; Molded Rubber
Directly replaces or cross-references 2 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Beck/Arnley — 0396579Honda — 12342-RYE-004