Porsche Boxster/Cayman Crankcase Breather Hose / Line 98710714500

Porsche Part #: 987-107-145-00 (98710714500)

This page covers one exact OEM part number. Every unit we stocked has sold.

We may be able to get another

Used OEM parts are one-of-a-kind. We sometimes get another when we dismantle a matching vehicle, but we can’t say when — browse what’s in stock now:

Other Vacuum / Crankcase Breather Hose / Line that may fit your vehicle

Breather Hose / Line

Breather Hose / Line

$29.99
Fits 2005–2008 Porsche Boxster / Cayman
Porsche: 98710653100
Used Only 1 left
Intake Manifold Rubber Sleeve / Adapter

Intake Manifold Rubber Sleeve / Adapter

$14.99
Fits 2005–2008 Porsche 911 / Boxster / Cayman
Porsche: 99711068500
Used
  • Genuine OEM — real photos
  • 30-day returns on eligible parts
  • eBay Top Rated · 100,000+ positive ratings
  • Ships from our own indoor warehouse

The Crankcase Breather Hose / Line (OEM Part Number 98710714500) is essential for maintaining optimal engine performance in your Porsche Boxster (2005-2008) and Cayman (2006-2008). This factory-original part is located within the engine bay, facilitating the escape of gases from the crankcase, thereby preventing pressure build-up and ensuring smooth operation. Over time, the breather hose may become worn or damaged, leading to engine vapor leaks or decreased performance. Replacing it with this authentic OEM part ensures a perfect fit and restores functionality, helping to eliminate issues related to pressure regulation.

Specifications

Specifications for Crankcase Breather Hose / Line 98710714500
Fits Vehicle ModelBoxster, Cayman
Fits Vehicle MakePorsche
Porsche Part No987-107-145-00 (98710714500)
CategoryEvap / EGR

Compatible Vehicles

Fits 12 vehicle configurations across 1 make, 2005-2008.

Check your specific vehicle before ordering. This list shows year, make, and model. Some years have multiple trims or engines that use different parts, and individual listings may have additional fitment notes (e.g. “with sunroof only”). Review the full variant list below, or message us with your VIN and we’ll confirm the match.

Porsche

  • Boxster 2005-2008 · 7 variants 7 with notes
  • Cayman 2006-2008 · 5 variants
View all 12 vehicle configurations — 7 with fitment notes
Full vehicle fitment list for Crankcase Breather Hose / Line 98710714500
Year Make Model Trim Engine Note
2005 Porsche Boxster Convertible 2.7L For Vehicles with Engine Code(s) 9720
2006 Porsche Boxster Convertible 2.7L For Vehicles with Engine Code(s) 9720
2006 Porsche Cayman S Hatchback 3.4L
2007 Porsche Boxster Convertible 2.7L For Vehicles with Engine Code(s) 9720
2007 Porsche Boxster S Convertible 3.4L For Vehicles with Engine Code(s) 9721, 9722
2007 Porsche Cayman Hatchback 2.7L
2007 Porsche Cayman S Hatchback 3.4L
2008 Porsche Boxster Convertible 2.7L For Vehicles with Engine Code(s) 9720
2008 Porsche Boxster RS 60 Spyder Convertible 3.4L For Vehicles with Engine Code(s) 9721, 9722
2008 Porsche Boxster S Convertible 3.4L For Vehicles with Engine Code(s) 9721, 9722
2008 Porsche Cayman Hatchback 2.7L
2008 Porsche Cayman S Hatchback 3.4L

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