Ignitions and Electrical› Wiring Components
Hornblasters
1NATHAN K5LA 540
SKU: H015 H1-K5-540EWR
Moderate — 2–4 hours
Description
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | Hornblasters |
| Part Number | H015 H1-K5-540EWR |
Videos
DURAMAX GETS NATHAN K5 HORNBLASTERS TRAIN HORN! (Part 1)
Train horn comparison - Hornblasters Shocker vs Airchime K3LA vs K5LA
Nathan Airchime K5LA Train Horn! The Air System Used In My Van For My Train Horn II
Train Horn Air Setup / Install and K5LA Runby
Train Horn Comparison Nathan AirChime P3 vs K3LA vs K5LA - Real Cast Train Horns! Hornblasters
Sema Show 2022 Limited F450 with Nathan Airchime K5 Train Horn #hornblasters #f450 #trainhorn #ford
HORNBLASTERS NATHAN K5LA REAL TRAIN HORN! Finally finished!
Hornblasters Katrina 540
Hornblasters 540 train horn
Car Horn vs. Hornblasters XL vs. Nathan AirChime K5LA (HQ)
Nathan Airchime K5LA
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
View Full Return Policy