Name: Muffler
Brand: Auto-jet
SKU: 400CATSI

Exhaust Systems

›

Muffler

›

400CATSI

Muffler

Blue Bird and Thomas

Catalytic Muffler.

Model

Year Range

2007 & Up

Material

409 Stainless Steel

Outside Diameter

Overall Length

OEM Part Number

1777556 | 174078 | 6124-0030

United Muffler Equivalent

Also Known As

Related Parts

Auto-jet Part #

400SCPF

Part Type

Seal Clamp

Brand

Universal

Auto-jet Part #

TD400ID

Part Type

Tailpipe

Brand

Universal

Auto-jet Part #

400CATCTR

Part Type

Muffler

Brand

Universal

Auto-jet Part #

DAIMIT

Part Type

Diffuser

Brand

Universal

Auto-jet Part #

FLEX40018

Part Type

Flex Tubing

Brand

Universal

Auto-jet Part #

11-0005

Part Type

Muffler

Brand

Universal

Provide your OEM# when ordering.

Exhaust parts vary by bus configuration even within the same model and year.

Your OEM number is the most reliable way to confirm correct fitment.