Off the Line Performance Street Series EJ20/25 Ignition Coil Packs - 2002-2014 Subaru WRX / 2004-2021 STI / 1989-1993 Legacy GT / Legacy RS / Legacy RS-RA

Off the Line Performance Street Series EJ20/25 Ignition Coil Packs

Highlights:

• Compatible with Subaru EJ20 and EJ25 turbo platforms

• Direct-fit installation with no tuning required

• Generates 10%+ more ignition energy than OEM coils

• Improves idle smoothness and powerband consistency

• Built to handle high-boost applications without misfire

• Ideal for everything from daily drivers to 1,000+ HP builds

• Supports wider spark plug gaps for efficient combustion

• Works with USDM EJ20 black coils (requires boot swap & dwell adjustment)

• Enhances timing accuracy in the upper RPM range for tuners

• Backed by an 18-month warranty for long-term reliability

 

Street Series Coil Packs for Subaru WRX / STI
Off The Line Performance Street Series Ignition Coils are a direct-fit upgrade for Subaru EJ20 and EJ25 engines, offering improved spark energy for everything from daily drivers to high-horsepower builds. These coils are plug-and-play with no tuning required, delivering smoother combustion, better throttle response, and increased reliability—especially under high boost. Designed for durability and ease of use, they’re backed by an 18-month warranty for peace of mind.

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Proven Results at Every Power Level
Tested on vehicles from stock output to 1,000+ horsepower, these coils consistently deliver improved drivability and power delivery. Expect quicker throttle response, a more stable idle, and reduced misfire risk—whether you're commuting or pushing limits on the track.

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More Power, Better Spark
Compared to OEM ignition coils, these units provide over 10% more power. The stronger, cleaner spark improves efficiency throughout the powerband, supports wider spark plug gaps, and helps eliminate blowout at high boost levels. The result: more responsive acceleration and more complete combustion with every cycle.

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Designed for Easy Installation
These coil packs install in minutes with no cutting, wiring, or modifications required. They’re compatible with EJ20 and EJ25 turbocharged Subaru models, and can also be adapted for USDM EJ20 vehicles with black coil packs using a simple coil boot swap and dwell setting adjustment.

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Ready to Run—With or Without a Tune
No tuning is necessary to enjoy the performance benefits of these coils. However, for enthusiasts working with a professional tuner, the increased spark energy provides enhanced timing control at higher RPMs—unlocking additional horsepower and greater tuning flexibility when desired.

 

Replacement for OEM part numbers

• 22433AA541
• 22433AA480
• 22433AA540
• 22433AA640
• 22433AA602

 

Note:’02-’07 WRX must reuse the stock coil pack boots

 

Package Contents:

• (4) Street Series EJ20/EJ25 Ignition Coils
• Product Info Card
• OTL Decals

Fitment:

EJ25:

• 2002-2014 Subaru WRX
• 2004-2021 Subaru WRX STI

EJ20:

• 1989-1993 Subaru Legacy RS
• 1989-1993 Subaru Legacy RS-RA
• 1989-1993 Subaru Legacy GT