Sale

Engines and Components› Engine Covers, Pans and Dress-Up Components

Kuryakyn

Twin Cam Crankcase Breather Hose Kit

$11.99 $11.41 Save $0.58

SKU: K054 9977

In Stock
In Stock
Ships by Aug 30
Free Shipping over $200
$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Overview

The Kuryakyn 9977 is a pair of formed breather hoses for Harley-Davidson Twin Cam motorcycles. These black rubber hoses are designed as a replacement part for your motorcycle's crankcase breather hose.

They are made from durable materials to withstand heat and wear, ensuring optimal performance and helping to keep excessive pressure out of your engine.
Show original supplier description
The Kuryakyn 9977 Formed Breather Hoses are designed as a direct replacement for your motorcycle's crankcase breather hose, specifically for 1999-2017 Harley-Davidson Twin Cam engines. Constructed from durable black rubber, these hoses are built to withstand heat and wear over time, ensuring longevity and reliable performance. They are crucial components for maintaining your motorcycle's engine condition by managing crankcase pressure. These breather hoses allow for the installation of new or replacement breather components, contributing to optimal engine operation. The formed design ensures a seamless fit, integrating smoothly with your existing fuel and air intake systems. They replace original equipment parts from brands like RIGID Industries and PUIG, offering a quality upgrade or direct replacement solution.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

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

BrandKuryakyn
Part NumberK054 9977
CategoryEngines and Components

We’re here — turning wrenches, just like you.

Call us, follow along, or come say hi.

(760) 282-4645 Instagram Google

Buy with Confidence

Returns & Fitment

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

Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

View Full Shipping Policy