A rear-door-mounted diesel heater system for the Grenadier Station Wagon built around a Webasto Airtop STC 2000 3.0 Bluetooth unit. Includes a 3.3-gallon fuel tank with a Radium Engineering vented fuel-cell cap, fuel lines, an electrical starter harness, and the mounting kit. The low-profile housing preserves cargo room and recirculates cabin air. Requires assembly and vehicle installation.
$3900
1 retailer
At a glance6 specs
fuel cap
Radium Engineering vented fuel cell cap
included
Fuel tank, Heater unit with accessories, Mounting hardware, Fuel lines, Electrical starter harness
price usd
3899.99
heater unit
Webasto Airtop STC 2000 Bluetooth 3.0
exterior finish
Black textured powder coat
fuel tank capacity gal
3.3
Where to buy
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Description
Last reviewed May 23, 2026
Full specifications
7 fields
| fuel cap | Radium Engineering vented fuel cell cap |
|---|---|
| included | Fuel tank, Heater unit with accessories, Mounting hardware, Fuel lines, Electrical starter harness |
| price usd | 3899.99 |
| heater unit | Webasto Airtop STC 2000 Bluetooth 3.0 |
| exterior finish | Black textured powder coat |
| fuel tank capacity gal | 3.3 |
| interior vent panel finish | Gray powder-coated |
Vehicle fitment
- 1st Gen · 2022+Verified
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