K&N 33-2997 Replacement Air Filter for BMW F20 M135i/235/335i/435i

Description K&N 33-2997 Replacement Air Filter for BMW F20 M135i/235/335i/435i

K&N washable, reusable High-Flow Air Filters feature a layered, oiled cotton media engineered to improve airflow and capture contaminants. These filters are designed to provide an increase in horsepower and are reusable for the entire lifespan of the vehicle. K&N drop-in replacement filters are designed for easy installation into the factory air box.

Each performance air filter is manufactured with durable, premium materials and advanced construction methods. The filter media consists of multiple layers of cotton gauze treated with a specially-designed tacking agent to block and trap harmful contaminants.

• Designed to increase horsepower and acceleration
• Durable construction with premium materials
• Multiple layers of cotton gauze for enhanced filtration
• Pre-oiled and ready for easy installation

Specifications:

• Air Filter Shape: Panel
• Air Filter Material: Cotton Gauze
• Washable: Yes
• Height: 1.25 in (32 mm)
• Outside Length: 10.5 in (267 mm)
• Outside Width: 8.563 in (217 mm)
• Package Contents: 1 Air Filter
• Package Quantity: 1
• Warranty: No-Hassle Lifetime Limited
• Product Style: Panel Air Filter
• Weight: 1.3 lb (0.6 kg)
• Filter Re-Oiling Amount: 1.37 oz (40 ml)
• Product Box Height: 11.59 in (294 mm)
• Product Box Length: 10.47 in (266 mm)
• Product Box Width: 1.75 in (44 mm)
• Filter Line: High-Flow
• Overall Filter Efficiency: Up To 99% Efficiency