HKS Legamax Trail Master 2022 Tundra Catback
The HKS 31021-BT001 LEGAMAX Trail Master catback exhaust is built for the 2022-2025 Toyota Tundra TRD Pro (XK70), shipping as a 28 kg system designed to improve exhaust flow and sound over the factory setup while bolting into the stock hanger locations.
Key Features
- Genuine HKS part number 31021-BT001
- Package dimensions: 1515 600 335 mm
- Package weight: 28 kg
Fitment
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2022-2025 | Toyota | Tundra TRD PRO | XK70 |
Specifications
| Detail | Value |
|---|---|
| Package dimensions | 1515 600 335 mm |
| Package weight | 28 kg |
| Package Dimensions/Weight | 1515 600 335 mm, 28 kg |
What’s Included
- 1x HKS 31021-BT001 Catback Exhaust, quantity 1
About HKS
HKS is a Japanese performance engineering company founded in 1973, known for turbocharger systems, the Hipermax coilover line, SSQV blow-off valves, and precision-engineered engine, suspension, and exhaust components developed and tested on JDM and global performance platforms.
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FAQ
What vehicles does this catback exhaust fit
Check the fitment table for the exact year, make, model, and chassis this part covers before ordering.
Is this a genuine HKS part
Yes, this is a genuine HKS part sourced through authorized HKS distribution channels.
What is included in the box
The What’s Included section above lists the exact contents and quantities that ship with this part.
Does this part require professional installation
Some HKS parts require professional installation, fabrication, or specialized tools. Review the Installation Instructions section for this part before starting the job.
What is the HKS warranty on this part
HKS provides a one year warranty to the original purchaser against defects in materials and workmanship. Purchasing through an unauthorized seller can void this warranty.
Is this part covered for emissions or CARB compliance
Check current emissions regulations in your area before installing this part on an emissions controlled vehicle.
Can I return this part if it does not fit my vehicle
Confirm fitment against the table above before ordering. Standard return policy applies to unused, unmodified parts in original packaging.
Where is this part manufactured
HKS parts are engineered and manufactured under HKS’s Japan based quality standards for performance automotive applications.
Installation Instructions
- Confirm the part in hand is stamped or labeled with HKS part number 31021-BT001 before installing.
- Test fitted on TRD PRO Tundra with 5.5ft bed.
- Verify all fasteners are torqued to manufacturer specification before driving.








