Dorman 555-097 Expansion Plug

In stock
SKU: 591|555097
Confirm Fitment Before You Buy
Not sure it fits? Message Year/Make/Model/Engine (2WD/4WD if applicable) and we’ll help confirm compatibility.
Why buy from Koskowski Automotive?
• 50+ years (since 1972) • Dorman Authorized Seller • Fast shipping • Easy returns
Regular price $17.69
Vehicle Fitment: Use the table below to match your exact configuration. If you don’t see your exact setup, message us before ordering.

Product details

  • SKU 591|555097
  • Barcode 19495555971

Product Description

This engine expansion plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

  • Direct replacement - this engine expansion plug matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution - this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction - this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality - backed by team of product experts in the United States and more than a century of automotive experience

Detailed Applications

Year Make Model Configuration Positions Application Notes
2005 Lexus GS300 L6 3.0L (2997cc) 2 Required; Steel
2005 Lexus IS300 L6 3.0L (2997cc) 2 Required; Steel
2005 Toyota 4Runner V6 241 4.0L (3956cc) 1 Required; Steel
2005 Toyota Tacoma V6 241 4.0L (3956cc) 1 Required; Steel
2005 Toyota Tundra V6 241 4.0L (3956cc) 1 Required; Steel
2004 Lexus GS300 L6 3.0L (2997cc) 2 Required; Steel
2004 Lexus IS300 L6 3.0L (2997cc) 2 Required; Steel
2004 Toyota 4Runner V6 241 4.0L (3956cc) 1 Required; Steel
2003 Lexus GS300 L6 3.0L (2997cc) 2 Required; Steel
2003 Lexus IS300 L6 3.0L (2997cc) 2 Required; Steel
2003 Toyota 4Runner V6 241 4.0L (3956cc) 1 Required; Steel
2002 Lexus GS300 L6 3.0L (2997cc) 2 Required; Steel
2002 Lexus IS300 L6 3.0L (2997cc) 2 Required; Steel
2001 Lexus GS300 L6 3.0L (2997cc) 2 Required; Steel
2001 Lexus IS300 L6 3.0L (2997cc) 2 Required; Steel
2000 Lexus GS300 L6 3.0L (2997cc) 2 Required; Steel
2000 Lexus SC300 L6 3.0L (2997cc) 2 Required; Steel
1999 Lexus GS300 L6 3.0L (2997cc) 2 Required; Steel
1999 Lexus SC300 L6 3.0L (2997cc) 2 Required; Steel
1998 Lexus GS300 L6 3.0L (2997cc) 2 Required; Steel
1998 Lexus SC300 L6 3.0L (2997cc) 2 Required; Steel
1998 Toyota Paseo L4 1.5L (1497cc) 2 Required; Steel
1998 Toyota Supra L6 3.0L (2997cc) 2 Required; Steel
1998 Toyota Tercel L4 1.5L (1497cc) 2 Required; Steel
1997 Lexus GS300 L6 3.0L (2997cc) 2 Required; Steel
1997 Lexus SC300 L6 3.0L (2997cc) 2 Required; Steel
1997 Toyota Paseo L4 1.5L (1497cc) 2 Required; Steel
1997 Toyota Supra L6 3.0L (2997cc) 2 Required; Steel
1997 Toyota Tercel L4 1.5L (1497cc) 2 Required; Steel
1996 Lexus GS300 L6 3.0L (2997cc) 2 Required; Steel
1996 Lexus SC300 L6 3.0L (2997cc) 2 Required; Steel
1996 Toyota Paseo L4 1.5L (1497cc) 2 Required; Steel
1996 Toyota Supra L6 3.0L (2997cc) 2 Required; Steel
1996 Toyota Tercel L4 1.5L (1497cc) 2 Required; Steel
1995 Lexus GS300 L6 3.0L (2997cc) 2 Required; Steel
1995 Lexus SC300 L6 3.0L (2997cc) 2 Required; Steel
1995 Toyota Paseo L4 1.5L (1497cc) 2 Required; Steel
1995 Toyota Supra L6 3.0L (2997cc) 2 Required; Steel
1995 Toyota Tercel L4 1.5L (1497cc) 2 Required; Steel
1994 Lexus GS300 L6 3.0L (2997cc) 2 Required; Steel
1994 Lexus SC300 L6 3.0L (2997cc) 2 Required; Steel
1994 Toyota Paseo L4 1.5L (1497cc) 2 Required; Steel
1994 Toyota Supra L6 3.0L (2997cc) 2 Required; Steel
1994 Toyota Tercel L4 1.5L (1456cc) 2 Required; Steel
1993 Lexus GS300 L6 3.0L (2997cc) 2 Required; Steel
1993 Lexus SC300 L6 3.0L (2997cc) 2 Required; Steel
1993 Toyota Paseo L4 1.5L (1497cc) 2 Required; Steel
1993 Toyota Supra L6 3.0L (2997cc) 2 Required; Steel
1993 Toyota Tercel L4 1.5L (1456cc) 2 Required; Steel
1992 Lexus SC300 L6 3.0L (2997cc) 2 Required; Steel
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Product Specifications

Describe Type: Cup Type
Material: Steel
Maximum Diameter: 1.002 in
Minimum Diameter: 0.989 in
Package Contents: Expansion Plug
Package Quantity: 10
Brand: Dorman - AutoGrade - Boxed
Packaging Type: Box

OE Numbers

DIRECT OE CROSS
5240482 CHRYSLER
90331-25011 TOYOTA
96411-12500 TOYOTA
96411-42500 TOYOTA