Curated Choice｜ Pet Supplies ｜Universal Catalytic Converters - 2.5" to 4" 100/200 Cell Metallic Round Body, Brush Finish, 190mm Length

This universal metallic catalytic converter has a round body and is available in pipe sizes from 2½" to 4", for custom exhaust fabrication and cat replacement.

Specifications

Body type
Metallic substrate

Body shape
Round

Cell density
100 CPSI / 200 CPSI

Pipe size range
2½" to 4"

Available sizes

Part number
Pipe size
Body
Cells
Euro

B1T250300MNR
2½"
—
100 CPSI
—

B1T250MNR
2½"
—
100 CPSI
—

B1T300MNR
3"
—
100 CPSI
—

B2T250MNR
2½"
—
200 CPSI
—

B2T300MNR
3"
—
200 CPSI
—

B2T350MNR
3½"
—
200 CPSI
—

B2T400MNR
4"
—
200 CPSI
—

Please check before ordering: this is a universal catalytic converter sold by pipe size, not vehicle-specific — choose the size that matches your pipe and confirm it meets the emissions standard your vehicle requires. Professional fitting by welding is recommended, and cat removal or downgrade may not be road-legal in your state.

What's included

Catalytic converter (one part number from the table above, matching your selected size) × 1

Features

Metallic substrate for high flow and durability
Universal fitment for custom exhaust builds and cat replacement
Available across a range of pipe sizes — see the table above

About DEA Performance
DEA Performance stocks a large range of universal and direct-fit catalytic converters and accessories, designed and supplied in Australia. If you can’t find the part you need, contact our friendly staff for advice.

FAQ

How do I choose the right one?
Match your exhaust pipe’s diameter to one of the sizes in the table above, and check the emissions rating your vehicle needs.

Is it road-legal?
Fitting a catalytic converter of the correct standard keeps your exhaust compliant. Requirements vary by state, so confirm the rating your vehicle needs before ordering.

DISCLAIMER: DEA Performance parts and exhaust upgrades are intended for off-road and track use, unless otherwise stated. Customers are responsible for ensuring modifications comply with all applicable Australian laws and regulations.
Brand:DEA PerformanceSKU:B1T250MNRTags:Catalytic Converters, Emission Control, Universal High Flow CatsSize:2.5 in (63.5mm), 3 in (76.2mm), 2.5 in (63.5mm) - 3 in (76.2mm), 4 in (101.6mm), 3.5 in (88.9mm)Cell:100, 200