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DNA BMC K&N Upgrade Air Filter + Upgrade Carb Jets Kit – Hyosung GV650 GT650 GT650R

Estimated delivery dates: Sep 9, 2026 - Sep 11, 2026

£85.99

💎 PERFORMANCE BUNDLE // CARB GT650/GV650 // BOOST YOUR BIKE

Ready to breathe new life into your 650cc twin? This high-flow filter and re-jet kit is more than just a regular service item. Swapping your old paper layout for this premium Hyosung 650 tuning kit improves throttle response, balances your fuel mix, and keeps your motor running cooler on local roads.

  • Airflow // Sourced from top-tier European racing makers like BMC or DNA for better breathing than stock filters.
  • Fuelling // Pack includes 2x uprated fuel jet nozzles to ensure your motor never bogs down or runs too lean at full speed.
  • Hardware // Supplied with 6x stainless steel float bowl screws to replace soft factory bolts that easily round off.
  • Casing // Pack includes 4x stainless steel lid bolts to guarantee an airtight, leak-free box cover seal.
🚨 UPDATE: K&N USA has completely stopped making these for carb models.
We now ship premium European-made BMC or DNA alternatives with far better airflow.

â° SPECIAL ORDER: This part is a special order from the factory. Please allow extra time for delivery to your door.
The delivery time frame is listed above ^  (Usually 2 weeks or less to your door)

🔻 FOR CARBURETTOR MODELS ONLY. ⌠EFI models will not fit.
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Description

Standard factory paper elements get dirty incredibly fast, clogging up your air induction box and choking your engine’s power. Upgrading your intake tract to a reusable high-flow filter, paired with correct larger fuel jets, is the ultimate way to make your bike feel alive again. Sourcing this premium aftermarket Hyosung 650 tuning kit is a smart choice for owners who want a straightforward way to improve performance. By moving to a washable European-made mesh element and tough unrustable hardware, you protect your motor from running lean, save cash over buying standard disposable filters, and completely avoid the common stripped screw nightmare during your next garage service on local roads.

💎 TUNING BUNDLE HYOSUNG 650 TUNING KIT SPECIFICATIONS

European Premium MeshWashable and reusable element that breathes deeper than basic paper filters. Uprated Main Jet SizingTwo calibrated brass jets that handle the extra air to prevent flat spots or high speed bogging.
Stainless Carb Bowl BoltsSix allen-drive screws that replace soft factory parts so they never rust or snap off in the carb. Air Box ScrewsFour clean replacement cover fasteners to ensure your filter seating keeps road dirt out.

📜 Confirmed Fitment Guide

Carburettor V-Twin Models: Built strictly to fit original carb engines. See the diagram picture for airbox matching shapes.

  • Hyosung GT650 / GT650R Comet: Fits all traditional carb models built up to approximately 2009.
  • Hyosung GV650 Aquila Cruiser: Fits classic twin-carb models built up to approximately 2009.
⌠WILL NOT FIT INJECTION MOTORCYCLES:

  • EFI Injection Engines: This will strictly not fit later electronic fuel injection models. Their throttle body boxes use alternative reference shapes. This kit replaces factory paper part number 13780HM8100.
💡 RECOMMENDED HARDWARE PAIRING: Since you are completely unbolting your twin fuel mixers and opening up the bottom bowls to change your jets, it is the absolute best time to refresh your fuel path. Swapping out your old stiff fuel lines for fresh rubber keeps your fuel flow clean and safe.

🔧 Install Tips

  • The Filter Placement: This performance mesh filter is a direct drop-in swap. It slides straight into your factory plastic airbox without needing any permanent airbox cutting or drilling.
  • Ditch the Factory Screws: Always use a proper sharp-edged tool to back out the old soft factory screws. Once you break them free, toss them directly into the bin and use our supplied Stainless Hex-Head screws instead so they never bind again.
  • Why Settle for Less: K&N USA has permanently ended production for these specific bikes. We have stepped in to secure a special limited run of European-made BMC and DNA filters. These are professional racing-grade items that deliver cleaner airflow than the old US imports ever could.
📧 NOT SURE IF YOUR ENGINE NEEDLE SETTINGS ARE BALANCED CORRECTLY? If your engine is popping down local roads or you aren’t sure how to remove your float bowl safely on the workbench, you can upload a crisp photo of your open fuel lines on the forum to get easy advice from other builders. For fast sales support, email us your question or if you want to look over simple tuning tips, head straight to the forums.

Additional information

Weight 2 kg
Dimensions 20 × 25 × 20 cm

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