BM Catalysts can supply a wide range of universal catalysts with both metallic and ceramic monoliths that are suitable for both petrol and diesel engines. They are available in a variety of lengths and bore sizes. All our unicats are manufactured neck-less but stubs of any bore can be welded in for a small additional cost at the time of purchase.

205x130x110mm

BMU01 – 2” round ceramic monolith (petrol) BMU03 – 2” round stainless monolith (diesel) BMU04 – 2.25” round ceramic monolith (petrol) BMU19 – 2.25” round stainless monolith (diesel)

255x155x90mm

BMU21 – 1.75” flat ceramic monolith (petrol) BMU06 – 2” flat ceramic monolith (petrol) BMU08 – 2” flat stainless monolith (diesel) BMU09 – 2.25” flat ceramic monolith (petrol) BMU24 – 2.25” flat stainless monolith (diesel) BMU22 – 2.5” flat ceramic monolith (petrol) BMU23 – 3” flat ceramic monolith (petrol)

250x130x110mm

BMU18 – 2” round ceramic monolith (petrol) BMU20 – 2.25” round ceramic monolith (petrol)

195x126x105mm

BMU29 - 45mm round stainless monolith (petrol)

268x126x105mm

BMU30 - 50mm round stainless monolith (petrol)

293x145x125mm

BMU31 - 55mm round stainless monolith (petrol)

205x145x90mm

BM32 - 55mm flat stainless monolith (petrol)

285x147x90mm

BMU33 - 55mm flat stainless monolith (petrol)

320x175x90mm

BMU34 - 60mm flat stainless monolith (petrol)

300x185x105mm

BMU11 - 2” flat ceramic monolith (petrol)

360x190x100mm

BMU12 - 2.25” single inlet, 2” twin outlets ceramic monolith (petrol)

288x165x110mm

BMU35 - 60mm single inlet, 55mm twin outlets stainless monolith (petrol)

320x190x110mm

BMU13 - 2” ceramic monolith (petrol)

330x185x110mm

BMU14 - 2” ceramic monolith (petrol)

290x167x110mm

BMU36 - 2.25” ceramic monolith (petrol)

300x185x110mm

BMU15 - 2” ceramic monolith (petrol)

360x190x100mm

BMU16 - 2.25” ceramic monolith (petrol)