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Key features

  • Effective filtrationThe dual foam retains sand and dust while preserving the necessary airflow for the engine, to accompany your off-road outings on muddy or dusty terrains.
  • Double protectionThe breathable layer retains sand grains, while the dense layer filters fine particles. The adhesive resists solvents and petrol to maintain the cohesion of the foam.
  • Designed for CrossThis air filter supports Enduro and Cross practices. Compatible notably with the Beta Xtrainer 300 2T and 250 2T 2026, as well as the Beta RX 450 4T 2025.
Ref : TA00387A / 1125430
Twin air

Twin air pre-oiled - 158089X Air filter

Recommended retail price: 23,36 €22,10 €

Compatibility

Check that this part fits your motorcycle

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How to get it

Key features

  • Effective filtrationThe dual foam retains sand and dust while preserving the necessary airflow for the engine, to accompany your off-road outings on muddy or dusty terrains.
  • Double protectionThe breathable layer retains sand grains, while the dense layer filters fine particles. The adhesive resists solvents and petrol to maintain the cohesion of the foam.
  • Designed for CrossThis air filter supports Enduro and Cross practices. Compatible notably with the Beta Xtrainer 300 2T and 250 2T 2026, as well as the Beta RX 450 4T 2025.

Features

Pre-oiled Air Filter - 158089X by Twin Air

The Twin Air 158089X pre-oiled air filter is designed for the Cross universe. Its dual foam construction traps sand and dust while maintaining the necessary airflow for the engine. It supports off-road outings on muddy or dusty terrains.


Design and Materials

  • The double-layer foam combines an airy layer to capture sand grains and a denser layer to filter fine particles.
  • The specific adhesive is resistant to solvents and petrol to maintain the cohesion of the foam envelopes.

Installation and Mounting

  • The pre-oiled filter is ready to install, simplifying the fitting into the airbox.
  • The breathable seal provides maximum contact surface with the airbox body to limit infiltrations.
  • Sold individually
  • Manufacturer reference 158089X

Usage and Performance

  • The multi-layer filtration retains impurities while preserving the necessary airflow for the engine.
  • The compact design frees up volume in the airbox to enhance intake flow circulation.

Compatible Motorcycle Examples

  • BETA XTRAINER 300 2T (2026)
  • BETA XTRAINER 250 2T (2026)
  • BETA RX 450 4T (2025)

    • Complete list of compatible motorcycles available in the dedicated section below