Home› Engine > Hardware, Fasteners and Fittings› Dorman 80988 Engine Oil Filler Cap
Dorman 80988 Engine Oil Filler CapOE Quality 60-Day Returns
Part #: 80988

Dorman 80988 Engine Oil Filler Cap

67 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$27.59Free 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: Mercedes-Benz, AMG GT, AMG GT C, AMG GT R, AMG GT S, C300, C350, CL63 AMG, CL65 AMG, E250, E350, E400, E550, E63 AMG, GL450, GL550, GLK250, GLK350, ML350, ML550, S550, S63 AMG, S65 AMG, SL550, SL63 AMG, and SL65 AMG
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST
Not what you need? See all Engine Oil Filler Cap options

Engine Oil Filler Cap for Mercedes-Benz

Dorman 80988 is an engine oil filler cap built to match the fit and function of the original cap on specified Mercedes-Benz vehicles. It uses a black nylon body with a twist-lock design and oil-resistant construction for dependable sealing at the oil fill opening.

Compatible with Mercedes-Benz AMG GT, C350, E350, GLK350, S550, and other listed applications, this Dorman 80988 replacement helps restore proper closure at the engine oil fill point. The 2.47 in diameter and 1.18 in height support OE-style fitment on the vehicles shown below.

Key Features

  • OE-style engine oil filler cap for specified Mercedes-Benz applications
  • Black nylon construction for durability
  • Twist-lock oil cap type for secure engagement
  • Oil-resistant material helps maintain sealing performance
  • Designed to match original fit and function
  • Part number: 80988

Detailed Description

This engine oil filler cap is engineered as a direct replacement for the original cap on select Mercedes-Benz models. Dorman 80988 is designed for vehicles including the 2017-2018 Mercedes-Benz AMG GT, 2012-2015 Mercedes-Benz C350, 2012-2014 Mercedes-Benz E350, 2013-2015 Mercedes-Benz GLK350, and 2014-2015 Mercedes-Benz S550. It also fits additional AMG and luxury model applications listed in the fitment data. The cap’s nylon construction and twist-lock design support a secure, OE-style closure at the oil fill opening.

This part cross-references 0000100301 for the same application.

What It Helps Address

  • Broken or missing engine oil filler cap
  • Loose cap that does not lock securely
  • Oil fill opening exposed to dirt and debris
  • Oil seepage from a worn cap seal area
  • Incorrect cap fit on Mercedes-Benz oil fill necks

Installation Notes and Tips

Verify the existing cap style, diameter, and twist-lock engagement before installation. Confirm vehicle fitment by year, make, and model, including the listed Mercedes-Benz AMG GT, C350, E350, GLK350, S550, and related applications. Clean the oil fill area before installing the cap to help ensure proper seating and sealing.

Quality Assurance

Dorman designs this replacement cap to match original fit and function and to provide durable, reliable performance in engine oil service.

BrandDorman
Part Number80988
MaterialNylon
ColorBlack
Height1.18
Diameter2.47 in
Dipstick IncludedNo
Oil Cap TypeTwist lock
Oil ResistantYes
Package Contents1 filler cap

This part fits 67 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2018Mercedes-BenzAMG GTN/A
2018Mercedes-BenzAMG GT CN/A
2018Mercedes-BenzAMG GT RN/A
2018Mercedes-BenzAMG GT SN/A
2017Mercedes-BenzAMG GTN/A
2017Mercedes-BenzAMG GT SN/A
2016Mercedes-BenzAMG GT SN/A
2015Mercedes-BenzC3503.5LV6N/A
2015Mercedes-BenzE2502.1LL4N/A
2015Mercedes-BenzGLK3503.5LV6N/A
2015Mercedes-BenzS5504.7LV8N/A
2015Mercedes-BenzS63 AMG5.5LV8N/A
2015Mercedes-BenzSL63 AMG5.5LV8N/A
2015Mercedes-BenzSL65 AMG6.0LV12N/A
2014Mercedes-BenzC3003.5LV6N/A
2014Mercedes-BenzC3503.5LV6N/A
2014Mercedes-BenzCL63 AMG5.5LV8N/A
2014Mercedes-BenzCL65 AMG6.0LV12N/A
2014Mercedes-BenzE2502.1LL4N/A
2014Mercedes-BenzE3503.5LV6N/A
2014Mercedes-BenzE4003.5LV6N/A
2014Mercedes-BenzE5504.7LV8N/A
2014Mercedes-BenzGL5504.7LV8N/A
2014Mercedes-BenzGLK2502.1LL4N/A
2014Mercedes-BenzGLK3503.5LV6N/A
2014Mercedes-BenzML5504.7LV8N/A
2014Mercedes-BenzS5504.7LV8N/A
2014Mercedes-BenzS63 AMG5.5LV8N/A
2014Mercedes-BenzSL63 AMG5.5LV8N/A
2014Mercedes-BenzSL65 AMG6.0LV12N/A
2013Mercedes-BenzC3003.5LV6N/A
2013Mercedes-BenzC3503.5LV6N/A
2013Mercedes-BenzCL63 AMG5.5LV8N/A
2013Mercedes-BenzCL65 AMG6.0LV12N/A
2013Mercedes-BenzE3503.5LV6N/A
2013Mercedes-BenzE63 AMG5.5LV8N/A
2013Mercedes-BenzGL5504.7LV8N/A
2013Mercedes-BenzGLK2502.1LL4N/A
2013Mercedes-BenzGLK3503.5LV6N/A
2013Mercedes-BenzML5504.7LV8N/A
2013Mercedes-BenzS63 AMG5.5LV8N/A
2013Mercedes-BenzS65 AMG6.0LV12N/A
2013Mercedes-BenzSL63 AMG5.5LV8N/A
2013Mercedes-BenzSL65 AMG6.0LV12N/A
2012Mercedes-BenzC3503.5LV6N/A
2012Mercedes-BenzCL63 AMG5.5LV8N/A
2012Mercedes-BenzCL65 AMG6.0LV12N/A
2012Mercedes-BenzE3503.5LV6N/A
2012Mercedes-BenzE63 AMG5.5LV8N/A
2012Mercedes-BenzGL4504.7LV8N/A
2012Mercedes-BenzGL5505.5LV8N/A
2012Mercedes-BenzML3503.5LV6N/A
2012Mercedes-BenzML5504.7LV8N/A
2012Mercedes-BenzS63 AMG5.5LV8N/A
2012Mercedes-BenzS65 AMG6.0LV12N/A
2012Mercedes-BenzSL5505.5LV8N/A
2011Mercedes-BenzCL63 AMG5.5LV8N/A
2011Mercedes-BenzCL65 AMG6.0LV12N/A
2011Mercedes-BenzGL4504.7LV8N/A
2011Mercedes-BenzGL5505.5LV8N/A
2011Mercedes-BenzS63 AMG5.5LV8N/A
2011Mercedes-BenzS65 AMG6.0LV12N/A
2011Mercedes-BenzSL5505.5LV8N/A
2010Mercedes-BenzS65 AMG6.0LV12N/A
2009Mercedes-BenzS65 AMG6.0LV12N/A
2008Mercedes-BenzS65 AMG6.0LV12N/A
2007Mercedes-BenzS65 AMG6.0LV12N/A

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

This part directly replaces or is cross-referenced with the following part numbers:

0000100301

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.