# aFe Power 46-20408-B BladeRunner Hot Side Intercooler Tube for 2020-2025 Bmw Z4 M40I First Edition, Sdrive M40I 3.0L and More

### Performance Overview

The aFe intercooler tube represents the next generation of Diesel performance products. This intercooler tube produced 16hp and 49lbs. x ft. of torque on the dyno while outflowing the factory intercooler tube by 67%. Not only will you get increased performance but you will also see lower EGT's and increased MPG. Talk about bang for the buck!

### Key Features

-   Brand: aFe Power
-   Part number: 46-20408-B
-   Product type: BladeRunner Hot Side Intercooler Tube
-   Designed for the compatible vehicle applications listed on this page

### Vehicle Fitment

-   2020 Bmw Z4 M40I First Edition, Sdrive M40I 3.0L
-   2021 Bmw Z4 Sdrive M40I 3.0L
-   2022 Bmw Z4 M40I 3.0L
-   2023 Bmw Z4 M40I 3.0L
-   2024 Bmw Z4 M40I 3.0L
-   2025 Bmw Z4 M40I 3.0L

### FAQ

**Will this fit my vehicle?**  
Please verify your year, make, model, position, and any fitment notes using the compatibility list above before purchase.

**What part number is this?**  
The listed part number is 46-20408-B.

**Is this product designed for direct replacement?**  
Yes. This product is intended to match compatible vehicle applications listed in the fitment section.

**Should I confirm fitment before ordering?**  
Yes. Always compare your original part, position, and vehicle details with the fitment chart before ordering.

### Common Searches

-   BladeRunner Hot Side Intercooler Tube for Bmw Z4 M40I First Edition, Sdrive M40I 3.0L
-   46-20408-B fitment
-   aFe Power BladeRunner Hot Side Intercooler Tube
-   2020 Bmw Z4 M40I First Edition, Sdrive M40I 3.0L BladeRunner Hot Side Intercooler Tube

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

2020

Bmw

Z4 M40I First Edition, Sdrive M40I 3.0L

2021

Bmw

Z4 Sdrive M40I 3.0L

2022

Bmw

Z4 M40I 3.0L

2023

Bmw

Z4 M40I 3.0L

2024

Bmw

Z4 M40I 3.0L

2025

Bmw

Z4 M40I 3.0L

## Details

- **Price:** 623.64 CAD
- **Vendor:** aFe Power
- **Type:** BladeRunner Hot Side Intercooler Tube
- **Tags:** 2020 Bmw Z4 M40I First Edition, 2021 Bmw Z4 Sdrive M40I 3.0L, 2022 Bmw Z4 M40I 3.0L, 2023 Bmw Z4 M40I 3.0L, 2024 Bmw Z4 M40I 3.0L, 2025 Bmw Z4 M40I 3.0L, 46-20408-B, aFe Power, AFE-46-20408-B, Air Filter, Air Intake, Auto Parts, Automotive, BladeRunner Hot Side Intercooler Tube, Diesel Performance, Direct Replacement, Exhaust Performance, Performance Parts, Sdrive M40I 3.0L, Vehicle Fitment

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 623.64 CAD | In stock |

## Images

- aFe Power 46-20408-B BladeRunner Hot Side Intercooler Tube

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> Source: [Standard Auto Part](www.standardautopart.com/products/afe-bmw-z4-m40i-first-edition-intercooler-46-20408-b)
> Updated: 2026-06-13