Karlyn STI® 673 - Spark Plug Wire Set

Karlyn STI Performance Ignition Systems
Karlyn STI® - Spark Plug Wire SetKarlyn STI® - Spark Plug Wire SetKarlyn STI® - Spark Plug Wire Set Installation InstructionsKarlyn STI Authorized Dealer
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Product Details

Spark Plug Wire Set (673) by Karlyn STI®. STI. The purpose of good wire insulation is to protect the cable from voltage leaks. The single most important factor for rating insulation performance is the type of material used and not the diameter of the wire.

Notes: Use In Conjunction with Coil Pack PN #5098.

Karlyn STI


  • Spiral Core
  • Stainless Steel Magnetic Conductive Winding
  • Improves Gas Mileage and Engine Performance
  • Superior Voltage Protection
  • Includes Specially Designed Durable Boots
  • Corrosion-Resistant / Oversized Clip-Lock Terminals
  • Limited Lifetime Warranty
Brand: Karlyn STI       Part Number: 673       UPC: 010975006730
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Karlyn STI is recognized worldwide as one of the most proven and reliable manufacturers of ignition and suspension parts in the automotive aftermarket. The brand's history traces back to 1971 when German engineer Hans Bierdumpfel founded Karlyn STI, after working on leading positions in several respected companies in the USA. At first the company produced VW ball joints and tie rod ends, and further expanded into manufacturing suspension parts and high-performance spark plug ignition cable sets for a range of vehicle applications. Today, Karlyn STI product lines are admired by automotive fans for their unmatched performance and superior durability.

Vehicle FitmentThis part is compatible with 27 vehicle(s)
Year Make Model Fitment Notes
2006 Subaru Baja   
2005 Subaru Baja   
2004 Subaru Baja   
2004 Subaru Forester   
2004 Subaru Impreza   
2004 Subaru Legacy    EJ253 Engine Before February
2004 Subaru Outback    EJ253 Engine Before February
2004 Subaru WRX    WRX STI
2003 Subaru Baja   
2003 Subaru Impreza   
2003 Subaru Legacy   
2003 Subaru Outback    Base / Limited
2002 Subaru Forester   
2002 Subaru Impreza    Before April; Fits Models Manufactured Before April
2002 Subaru Legacy   
2002 Subaru Outback    Base / Limited
2001 Subaru Forester   
2001 Subaru Impreza   
2001 Subaru Legacy   
2001 Subaru Outback    Base / Limited
2000 Subaru Forester   
2000 Subaru Impreza   
2000 Subaru Legacy    EJ251 Engine / EJ252 Engine
2000 Subaru Outback    EJ251 Engine / EJ252 Engine
1999 Subaru Forester   
1999 Subaru Impreza   
1999 Subaru Legacy    GT / L / L 30th Anniversary / Limited 30th Anniversary / SUS 30th Anniversary 2.2L
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