Specifications
- Brand
- Big Gun
- Part #
- 40-R15
- UPC
- 40-R15

Big Gun 99-04 Honda XR 400 Rev Box
$201.01
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Big Gun 99-04 Honda XR 400 Rev Box. Increases RPM limit and advances timing for improved performance.
Key Features
- Fits 1999-2004 Honda XR 400.
- Increases the overall RPM limit over the stock CDI box.
- Features an advanced timing curve.
- Easy direct plug-in replacement for the stock CDI box.
- Backed by a 6-month limited warranty.
Product Details
The Big Gun Rev Box for your 1999-2004 Honda XR 400 features an advanced timing curve designed to work with the stock CDI box. This part is a straightforward, direct plug-in replacement for your original unit.
If you're looking to get a bit more out of your engine, this Rev Box raises the overall RPM limit beyond what the stock CDI allows. It's a more affordable option compared to some OEM replacement boxes, offering an improved performance profile without breaking the bank. Installation is simple, as it's made to connect directly to your existing wiring harness.
This Rev Box comes with a 6-month limited warranty from Big Gun. Please note that this part is not CARB approved and cannot be shipped to California.
Specifications
- Brand
- Big Gun
- Manufacturer Part #
- 40-R15
- UPC
- 40-R15
Frequently Asked Questions
Big Gun 99-04 Honda XR 400 Rev Box
