K&N BMW F90 M5 & F91 F92 F93 M8 S63 Engine High Flow Air Filters

K&N BMW F90 M5 & F91 F92 F93 M8 S63 Engine High Flow Air FiltersUnlock your BMWs true performance potential with the K&N High Flow Air Filters (33 3128), engineered specifically for the BMW F90 M5 and F91 F92 F93 M8 with the S63 4. 4L Twin Turbo V8 engine. Designed to replace your factory filters directly, these precision built filters deliver measurable gains in horsepower, torque, and throttle response all while providing superior engine protection and long term savings. Each filter is built using four layers of

Unlock your BMW’s true performance potential with the K&N High-Flow Air Filters (33-3128), engineered specifically for the BMW F90 M5 and F91/F92/F93 M8 with the S63 4.4L Twin-Turbo V8 engine. Designed to replace your factory filters directly, these precision-built filters deliver measurable gains in horsepower, torque, and throttle response — all while providing superior engine protection and long-term savings.

Each filter is built using four layers of premium cotton gauze, treated with a specially formulated tacking agent to create an intricate filtration mesh capable of trapping up to 99% of harmful contaminants without restricting airflow. The result is cleaner, denser air entering your engine for improved combustion efficiency and sharper throttle response.

Manufactured to exacting standards, K&N’s filters feature rugged construction, a washable and reusable design, and a no-hassle lifetime limited warranty. They’re pre-oiled and ready to install straight out of the box — a simple yet highly effective upgrade that complements both factory and tuned applications.

Key Features

• Engineered for performance: Designed to increase horsepower, torque, and acceleration

• Durable construction: Built using premium materials for long-lasting reliability

• Four layers of protection: Multi-layer cotton gauze filtration with high dust retention

• Washable & reusable: Clean every 75,000 miles under normal driving conditions

• Cost-effective: Reusable design saves money over multiple disposable filters

• Eco-friendly: Reduces waste from single-use air filters

• Easy installation: Direct replacement for OEM filters — no tuning required

• High efficiency: Up to 99% filtration efficiency with maximum airflow

• Lifetime warranty: Backed by K&N’s limited lifetime guarantee

Technical Specification

• Filter Type: Panel

• Material: Cotton Gauze

• Washable: Yes

• Dimensions: 10.375" L x 8.5" W x 1.188" H

• Weight: 2.1 lb (1 kg)

• Included: 2 air filters (pair required)

• Product Line: K&N High-Flow

Compatibility

• BMW F90 M5 (2018–2025)

• BMW F91 M8 Convertible (2020–2025)

• BMW F92 M8 Coupé (2020–2025)

• BMW F93 M8 Gran Coupé (2020–2025)

• BMW 760i / 760i xDrive (2023–2026)

• BMW M760e xDrive (2023–2025)

• Compatible with S63 4.4L Twin-Turbo V8 engines (2 filters required)