In stock

FMF Factory 4.1 RCT Exhaust System — Stainless Steel — Carbon End Cap

FMF · #1820-2045 · Full-Systems / Exhaust

Spark arrestor screen insert included
94dB insert included
For closed course competition only.

$1049.99

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 & features3 features

Spark arrestor screen insert included
94dB insert included
For closed course competition only.

Specifications11 specs

Model: Factory 4.1 RCT
Units: Each
End Cap Color/Finish: Black
Muffler Color/Finish: Anodized, Gray
Riding Style: Off-Road
End Cap Material: Carbon Fiber
Type: Race
Pipe Material: Stainless Steel
Shipping weight: 13.7 lb
Package size: 37 × 14.3 × 14.3 in
Country of origin: USA

Fitment2 models · Kawasaki

Kawasaki2 models

KX4502024–2026
KX450X2024–2026

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 numbers

Salto part #: 1820-2045
FMF part #: 042405

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 FMF?: Yes. It’s new and genuine, straight from Salto — FMF part #042405.