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Upgrade Every Cap Under the Hood with Aircraft-Grade Aluminum
The Billet Technology 3001113 coolant reservoir cap cover is a premium underhood upgrade that replaces the factory plastic coolant reservoir cap with a precision billet aluminum piece for your 2021-2022 Ram 1500 TRX. Every piece is CNC machined in Lake Worth, Florida from solid 6061-T6 certified domestic aircraft-grade aluminum, delivering a factory-plus appearance with the durability that Mopar performance drivers demand. No modifications, no adapters. Installs in minutes with zero tools required.
Fitment
| Year Range | Make | Model | Trim |
|---|---|---|---|
| 2021-2022 | Ram | 1500 | TRX |
Specifications
| Detail | Value |
|---|---|
| Part Number | 3001113 |
| Brand | Billet Technology |
| Material | Solid 6061-T6 Aircraft-Grade Aluminum |
| Finish | Satin (Raw Machined Aluminum); Color/Engraved Variants Available |
| Product Type | Coolant Reservoir Cap Cover |
| Country of Origin | USA |
| Warranty | Limited Lifetime Warranty Against Defects In Materials And Workmanship |
What Is Included
- 1x Billet Technology 3001113 Coolant Reservoir Cap Cover
- Any variant-specific hardware as shown on product page
Frequently Asked Questions
Does the Billet Technology coolant cap maintain the OEM pressure rating?The 3001113 is a cosmetic cap cover designed to fit over or replace the OEM cap on the reservoir neck. For pressurized radiator caps, refer to the product listing detail to confirm if this is a pressurized or non-pressurized application.
Will this cap work with OEM and aftermarket coolants?6061-T6 aluminum does not react with standard ethylene glycol-based or OAT-based coolants. This cap is compatible with all common coolant formulas.
What finish options are available?The 3001113 is available in multiple finish options. Select your preferred finish from the variants on the product page.
Can I install this cap in my driveway?Yes. No tools, drilling, or modifications are required. The cap threads on by hand in under 2 minutes.
Will heat cycling cause the cap to loosen?6061-T6 aluminum maintains dimensional stability under heat cycling. Thread engagement will not loosen under normal operating temperatures.
Is this cap safe to use in a racing or high-performance environment?Yes. Billet Technology products are designed for use in high-performance environments. The 3001113 is rated for the operating conditions of the vehicles in the fitment list.
Is this product made in the United States?Yes. The this product is CNC machined in Lake Worth, Florida from certified domestic aluminum stock.
Does the cap require any special tools for removal?No. The cap threads off by hand. A rag can be used for grip if the engine area is warm.
Installation Instructions
- Allow the engine to cool to ambient temperature before opening the coolant system.
- Locate the coolant reservoir under the hood.
- Twist the factory plastic coolant cap counterclockwise and lift to remove.
- Place the Billet Technology 3001113 onto the reservoir neck and thread clockwise until snug.
- Verify the cap seals flush against the reservoir.
- Check coolant level visually through the reservoir sidewall before starting the engine.
WARNING: This product can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and reproductive harm. For more information go to www.P65Warnings.ca.gov.
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