Vehicle Compatibility

This Billet Short Shifter Box is designed for a wide range of Honda and Acura platforms.

Honda Civic

EF Civic

• 1988 Honda Civic
• 1989 Honda Civic
• 1990 Honda Civic
• 1991 Honda Civic

EG Civic

• 1992 Honda Civic
• 1993 Honda Civic
• 1994 Honda Civic
• 1995 Honda Civic

EK Civic

• 1996 Honda Civic
• 1997 Honda Civic
• 1998 Honda Civic
• 1999 Honda Civic
• 2000 Honda Civic

Honda CRX

• 1988 Honda CRX
• 1989 Honda CRX
• 1990 Honda CRX
• 1991 Honda CRX

Honda Del Sol

• 1993 Honda Del Sol
• 1994 Honda Del Sol
• 1995 Honda Del Sol
• 1996 Honda Del Sol
• 1997 Honda Del Sol

Acura Integra

• 1990 Acura Integra
• 1991 Acura Integra
• 1992 Acura Integra
• 1993 Acura Integra
• 1994 Acura Integra
• 1995 Acura Integra
• 1996 Acura Integra
• 1997 Acura Integra
• 1998 Acura Integra
• 1999 Acura Integra
• 2000 Acura Integra
• 2001 Acura Integra

Engine Compatibility

B-Series

• B16A
• B16A2
• B18A
• B18B
• B18C1
• B18C5
• B20B
• B20Z

D-Series

• D15
• D16
• D17

Always verify transmission compatibility before purchasing.

What Is an IRP-Style Shifter Box?

An IRP-style shifter relocates the shift mechanism into a rigid, elevated assembly mounted inside the cabin.

Benefits include:

• Extremely short throws
• More direct cable operation
• Improved ergonomics
• Race-inspired feel

These shifters have become increasingly popular in motorsports applications.

Improved Shift Precision

Drivers commonly report:

• Better gate definition
• Reduced slop
• More positive engagement
• Increased confidence

Every gear feels easier to locate during aggressive driving.

Stainless Steel Construction

This shifter box utilizes stainless steel construction for durability.

Advantages include:

• Corrosion resistance
• Exceptional strength
• Long service life
• Consistent performance

This is especially important in high-performance environments.

Perfect for Honda Motorsports Builds

Drag Racing

Faster shifts help maximize acceleration.

Road Racing

Provides greater consistency under load.

Time Attack

Improves driver confidence and efficiency.

Autocross

Reduces time spent transitioning between gears.

Great for Engine Swaps

The shifter works exceptionally well with:

• B-Series swaps
• D-Series builds
• Turbocharged setups
• Naturally aspirated race builds

Its versatility makes it popular throughout the Honda community.

Race-Inspired Driving Position

The elevated design places the shifter closer to the steering wheel.

Benefits include:

• Faster shifts
• Reduced reach
• Improved ergonomics
• Better control

Many professional motorsports vehicles use similar layouts.

Installation Considerations

Before installation:

• Verify transmission compatibility
• Inspect shifter cables
• Check cable routing
• Review mounting requirements

Because installation can vary depending on the chassis and drivetrain setup, proper planning is recommended.

Pros and Cons

Pros

• Extremely short shift throws
• Improved gear engagement
• Stainless steel construction
• Race-inspired design
• Excellent for performance builds
• Compatible with many Honda platforms

Cons

• More aggressive than stock
• Increased noise and vibration possible
• Installation required
• Not ideal for every daily driver

Frequently Asked Questions

Does this fit an EG Civic?

Yes. EG Civic B-Series and D-Series applications are among the primary supported vehicles.

Will it fit a DC2 Integra?

Yes. Most manual DC2 Integra setups are compatible.

Is it suitable for turbo Hondas?

Absolutely. Many turbocharged B-Series and D-Series builds use IRP-style shifters.

Does it shorten shift throws?

Yes. Extremely short throws are one of the primary advantages of this design.

Final Thoughts

The Billet Short Shifter Box IRP-Style Assembly is one of the most aggressive and rewarding shifter upgrades available for Honda enthusiasts. With ultra-short throws, stainless steel construction, and race-inspired ergonomics, it delivers a motorsports feel that transforms the driving experience in Civic, Integra, Del Sol, and CRX applications.

Because if your Honda already sounds like it’s preparing for a qualifying lap every time VTEC hits, your shifter might as well act like it belongs on a race car too.