
Mai canza ƙarfe na Catalyst shine mafi mahimmancin na'urar tsarkakewa ta waje da aka sanya a cikin tsarin fitar da hayaki na mota. Yana iya canza iskar gas masu cutarwa kamar carbon monoxide, hydrocarbons da carbon oxides da aka fitar daga fitar da hayakin mota zuwa marasa lahani ta hanyar haɗakar iskar oxygen da rage yawan iskar carbon dioxide, ruwa da nitrogen.
| Siffa | Girman harsashi (mm) | Girman tsakiya (mm) | Yawan ƙwayoyin halitta (CPSI) |
| Ruɓewa | Φ 30×22 | Φ 28×20 | 100/200/300/400 |
| Ruɓewa | Φ 35×20 | Φ 33×20 | 100/200/300/400 |
| Ruɓewa | Φ 35×30 | Φ 33×30 | 100/200/300/400 |
| Ruɓewa | Φ 35×40 | Φ 33×40 | 100/200/300/400 |
| Ruɓewa | Φ 35×50 | Φ 33×50 | 100/200/300/400 |
| Ruɓewa | Φ 35×60 | Φ 33×60 | 100/200/300/400 |
| Ruɓewa | Φ35 × 70/100/130 | Φ33 × 60/90/120 | 100/200/300/400 |
| Ruɓewa | Φ42 × 70/100/130 | Φ40 × 60/90/120 | 100/200/300/400 |
| Ruɓewa | Φ45 × 70/100/130 | Φ43 × 60/90/120 | 100/200/300/400 |
| Ruɓewa | Φ63,5 × 85/100/130 | Φ60,5 × 74,5/90/120 | 200/300/400 |
| Ruɓewa | Φ73 × 70/100/130 L | Φ70 × 60/90/120 | 200/300/400 |
| Ruɓewa | Φ93 × 70/100/130 | Φ90 × 60/90/120 | 200/300/400 |
| Ruɓewa | Φ100,3 × 100/130 | Φ98,3 × 90/120 | 600 |
| Ruɓewa | Φ144 × 150/152,4 | Φ142 × 140/142,4 | 200/300/400 |
| Ruɓewa | Φ190 × 200 | Φ188 × 190 | 200/300/400 |
| Ruɓewa | Φ420 × 100/130 | Φ416 × 90/120 | 300/400 |
| Wurin tsere | 123×63×85 | 120×60×75 | 200/300 |
| Wurin tsere | 123×63×100 | 120×60×90 | 200/300 |
| Wurin tsere | 78,5×52×104 | 76,5×50×90 | 200/300 |
| Matsayin fitar da hayaki | Euro2, Euro3, Euro4, Euro5, Euro6; EPA da CARB | ||
| Yarda da Injin | injunan mai, injunan dizal da janareta | ||
| Sinadaran masu kara kuzari masu aiki | Pt, Pd, Rh, da abubuwan ƙasa masu wuya | ||
| Kayan substrate | ƙarfe (FeCrAL) | ||
Idan aka kwatanta da yumbu, ƙarfe yana da ƙarin fa'idodi:
1. Ingantaccen isar da zafi, dumama da sauri.
2. Rage matsin lamba a bayanka.
3. Babban yanki mai tasiri.
4. Ƙarfin ƙarfin kuzari mai ƙarfi.
5. Ƙaramin tsari kuma mai sassauƙa.
6. Bango mai siriri.
7. Ƙarfin injina mafi girma.
8. Inganta juriya ga girgizar zafi da kuma juriya ga gajiyar zafi.
9. Tsawon rai na aiki.
1. Tsarin ƙarfe mai zagaye da oval don abin hawa a kan hanya.
2. Ƙarfe mai ƙarfi don ƙaramin injin.
3. Ƙarfe mai ƙarfi don abin hawa na waje.
4. Ƙarfe mai ƙarfi don haɓaka masana'antu.
5. Tsarin musamman na ƙarfe don wasu aikace-aikace.