
Spool 4" Billet Turbo Inlet Guard
Ships from the brand or distributor, usually in 3–7 business days
Make sure this fits your car
Fits: BMW B58 (Gen 1 and Gen 2) and Toyota GR Supra 3.0. Confirm your engine with us before ordering.
- Free US shipping over $250
- 30-day returns on unused parts
- Fitment help before you buy
Protect your turbo with the advanced Spool Performance Billet Turbo Guard, specifically engineered to shield against larger debris. This guard is expertly crafted from a single piece of high-quality billet aluminum, ensuring durability and strength. Its unique design features a precise inner cutout, perfectly accommodating the lip of the turbo for seamless integration. The guard is then securely locked in place with a set screw, ensuring an exceptionally tight fit. Key Features: One-piece solid Billet Construction: Ensures robustness and longevity. Compatibility: Optimally designed for 4” turbo inlets, offering a universal fit. Hexagonal Billet Mesh Pattern: Aesthetically pleasing while providing maximum protection. Innovative Inner Lip & Set Screw Lock Design: Guarantees secure attachment and easy installation.
Fits: BMW B58 (Gen 1 and Gen 2) and Toyota GR Supra 3.0. Confirm your engine with us before ordering.
Brand: Spool Performance
BMW B58 (Gen 1 and Gen 2) and Toyota GR Supra 3.0. Confirm your engine with us before ordering.
| Model | Chassis | Years | Engine | Fits |
|---|---|---|---|---|
| M140i | F20/F21 | 2016–2019 | Gen 1 B58 | |
| M240i | F22/F23 | 2016–2021 | Gen 1 B58 | |
| 340i | F30/F31/F34 | 2016–2019 | Gen 1 B58 | |
| 440i | F32/F33/F36 | 2017–2020 | Gen 1 B58 | |
| 540i | G30/G31 | 2017–2019 | Gen 1 B58 | |
| 740i | G11/G12 | 2016–2019 | Gen 1 B58 | |
| X3 M40i | G01 | 2018–2019 | Gen 1 B58 | |
| M340i | G20/G21 | 2019+ | Gen 2 B58 (TU) | |
| M440i | G22/G23/G26 | 2021+ | Gen 2 B58 (TU) | |
| M240i | G42 | 2022+ | Gen 2 B58 (TU) | |
| Z4 M40i | G29 | 2019+ | Gen 2 B58 (TU) | |
| GR Supra 3.0 | A90/A91 | 2020+ | Gen 2 B58 (TU) | |
| 540i | G30/G31 | 2020–2023 | Gen 2 B58 (TU) | |
| 740i | G11/G12 | 2020–2022 | Gen 2 B58 (TU) | |
| X3 M40i | G01 | 2020+ | Gen 2 B58 (TU) |
Not sure? Email sales@b58racing.com with your VIN.
- Ships from the brand or distributor, usually in 3–7 business days.
- Free US shipping on orders over $250.
- Unused parts can be returned within 30 days. Some items are marked no-refund in their description.
Full details are on our shipping and returns page.
Pairs well with

Spool B58/S58 Steel Heat Shield for Top Mount Turbo Setups

Pure 800 - (2 Port) A90 Supra

Pure 800 Stage 2 Turbo Upgrade - BMW B58 Gen 1

