K&N High-Flow Washable Panel Air Filter for BMW 3 Series GT (F34) 340i GT 2016-on | Drop-In OEM Replacement | Reusable B58 Performance Filter

K&N High-Flow Washable Panel Air Filter for BMW 3 Series GT (F34) 340i GT 2016-on | Drop-In OEM Replacement | Reusable B58 Performance Filter

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Heads-up on cancellations & returns: if you cancel an order or return an item, you won't get back 100% of what you paid. We apply a 10% restocking fee, the outbound shipping is non-refundable, and we have to pass on Shopify / PayPal payment processing fees; these aren't returned to us when we refund you. International orders also lose on exchange-rate spread in both directions. If the original packaging is damaged or missing, a reboxing charge applies. For international orders specifically, if you refuse to pay our shipping invoice or supply a prepaid label after placing the order, the same deductions apply. We're upfront about this — please be sure of your purchase before ordering.

K&N Performance Air Filter for BMW 3 Series GT F34 340i GT 2016 on

Upgrade your BMW 3 Series GT F34 340i GT 2016 on with a genuine K&N performance panel air filter. This high flow, washable and reusable drop in air filter is a direct OEM replacement for the factory paper filter and is designed to increase horsepower, improve throttle response and enhance acceleration while maintaining excellent engine protection. Perfect for the turbocharged BMW 340i B58 engine, the K&N panel filter optimises airflow through the standard airbox for a simple, effective performance gain that you can feel on the road.

If you are searching for BMW 3 Series GT air filter, BMW 340i GT air filter, BMW F34 performance air filter, K&N BMW 340i air filter, K and N panel filter, reusable air filter for BMW, high flow air filter BMW 3 Series GT, or OEM replacement performance filter, this is the proven upgrade that delivers flow, filtration and long term value.

Why choose a K&N performance air filter

  • Increases horsepower and improves throttle response in the BMW 340i GT
  • High airflow with exceptional filtration using oiled cotton gauze media
  • Simple drop in fit to the factory airbox, no remap required
  • Washable and reusable, engineered to last the life of your vehicle
  • Up to 50,000 miles between services depending on driving conditions
  • Works with original vehicle electronics and sensors
  • Will not void your vehicle warranty
  • Covered by K&N’s famous Million Mile Limited Warranty

Real world results

We run K&N filters on our own cars and have supplied them to countless BMW 340i owners. Customers consistently report sharper throttle response, smoother acceleration and the convenience of a reusable filter that pays for itself over time. It is one of the best value performance upgrades for the BMW 3 Series GT F34 platform.

Fitment

  • BMW 3 Series GT F34 340i GT 2016 on
  • Direct replacement panel air filter for the standard airbox

Installation and servicing

Straightforward DIY install in minutes using basic tools. Clean and re oil when required using a K&N service kit, typically up to every 50,000 miles depending on conditions.

Prefer professional fitting. Nforcd offers installation at our Warwickshire workshop. Request a quote at Sales@nforcd.com.

Common search terms

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Note. Part number varies by airbox variant. If you are unsure, contact us and we will confirm compatibility for your specific BMW 3 Series GT F34 340i.