In stock

K&N High-Flow Air Filter — Kawasaki/Suzuki

K&N · #SU-4000 · Air Filters & Cleaners / Fuel & Air System

Fits directly into OEM airbox with application specific Sealing Bead to ensure a precise fit
Fuel-management modifications are not required for increased performance
Pleated media provides a large filtration area offering long service intervals
Washable and reusable, pre-oiled and ready to ride
Designed to provide increased performance

$84.99

In stock. Ships in 2–4 business days · free shipping over $150.

Questions? Call the shop: 801-361-3010

Real shop · real humans · 1231 N 1300 W Ste A, Centerville, UT 84014

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Description & features6 features

Fits directly into OEM airbox with application specific Sealing Bead to ensure a precise fit
Fuel-management modifications are not required for increased performance
Pleated media provides a large filtration area offering long service intervals
Washable and reusable, pre-oiled and ready to ride
Designed to provide increased performance
Made in the USA

Specifications14 specs

Filter Media Material: Cotton Gauze
Model: High-Flow
Inside Diameter: 5.12"
Features: Washable
Riding Style: Off-Road
Filter Height: 3.00"
Material: Rubber
Units: Each
Color/Finish: Black, Red
Filter Shape: Round, Tapered
Base Color: Red
Shipping weight: 0.95 lb
Package size: 8.6 × 8.6 × 3.7 in
Country of origin: USA

Fitment6 models · Kawasaki, Suzuki

Kawasaki2 models

KLX400R2003
KLX400SR2003

Suzuki4 models

DR-Z4002000–2005, 2015
DR-Z400E2000–2007, 2009, 2015
DR-Z400S2000–2024
DR-Z400SM2005–2010, 2013–2024

Fitment comes from the catalog data for this part. Double-check your year, model and trim before you order — or call the counter at 801-361-3010 and we’ll check it with you.

Part numbersOEM cross-reference

Salto part #: SU-4000
K&N part #: SU-4000
UPC: 024844080622
Replaces OEM #: 1378044E00, FM42408

Shipping

In stock. Ships in 2–4 business days by ground.

Ground shipping is $14.95, free on orders over $150. Stock is checked again before your card is charged.

Questions4 answers

Is it in stock?: Yes — it’s in stock right now. We check again the moment you order, before anything is charged.
How fast will it get to me?: Usually 2–4 business days by ground.
Will it fit my machine?: It’s listed for the models in the Fitment section above. Not sure about your trim or year? Call the counter at 801-361-3010 and we’ll check it with you.
Is this genuine K&N?: Yes. It’s new and genuine, straight from Salto — K&N part #SU-4000.