Best Catalytic Converters Deals Online in the UK (25 Deals Found)

Last Updated - 16/08/2026 Sort By:

Best Choice
ZORVEXLYNX

New
ZORVEXLYNX 4PCS Catalytic Converter Cleaner, Catalytic Convertor Cleaner Petrol - Advanced Fuel System Treatment for Die
Advanced Catalytic Converter Cleaning Action:Our catalytic converter cleaner formula is specifically designed to help br

£11.99
HouYeen

New
Front Catalytic Converter with Mounting Parts for Cit-roen Peu-geot O-pel
Suitable for Citroen C-Elysee DD 1.2 VTI 11.2012-Onwards, C1 mk2 1.2 VTI 04.2014-04.2018, C3 Aircross mk2 1.2 06.2017-On

£88.99
New
Catalytic Converter Type Approved Cat 9822117480 For Peugeot with FITTING KIT
Not suitable for this model：Peugeot 208 2012 Petrol Hatchback 1.2 VTI 82 FWD. - 1 Three-way Catalytic Converter. Key Fea

£115.99
Best Value
Wynn's

New
Wynn's Petrol & Hybrid Catalytic Converter & Lambda Sensor Cleaner - 325ml
✅ OPTIMISES THE EFFICIENCY OF THE CATALYTIC CONVERTER: Ensures the catalytic converter operates at peak performance by e

£9.55 £11.24
New
Catalytic Converter Type Approved fits VAUXHALL CORSA C, D 1.0 00 to 11 BM New
If the lambda reading is less than 0.97, the vehicle is running too rich. If the lambda reading is greater than 1.03, th

£105.58
Cataclean

New
Cataclean Petrol | Complete Fuel & Exhaust Cleaner | Catalytic Converter, Valve & Injector Cleaner | Fuel Additive Formu
VEHICLE MAINTENANCE > Safe for all engines, Cataclean original 8-in-1 engine cleaning system has been scientifically for

£31.95
DNTHYRIN

New
DNTHYRIN Catalytic Convertor Cleaner Petrol, Catalytic Converter Cleaner - Fuel System Treatment for Diesel & Petrol Eng
Comprehensive Emission System Maintenance: Regular use of this catalytic converter cleaner intended to exhaust unpleasan

£7.99 £8.49
New
Catalytic Converter 0342K0 For 2005-2014 Toyota Aygo Peugeot 107 Citroen C1
Catalytic Converter 0342K0 For 2005-2014 Toyota Aygo Peugeot 107 Citroen C1 OEM Part Number Citroen/ Peugeot/Toyota 0342

£40.99
Cataclean

New
Cataclean Petrol | Complete Fuel & Exhaust Cleaner | Catalytic Converter, Valve & Injector Cleaner | Fuel Additive Formu
VEHICLE MAINTENANCE > Safe for all engines, Cataclean original 8-in-1 engine cleaning system has been scientifically for

£15.95
New
New Catalytic Converter For Peugeot 208 2008 108 301 2014 1.2 VTi 9822117480 UK
Manufacturer Part Number: 9672883980, 9678127280, 9822117480, 28677 Compatible Models and Years: - For Citroen C-Elysee,

£62.55
DNTHYRIN

New
DNTHYRIN 4PCS Catalytic Converter Cleaner, with Folding Funnel Set- Fuel System Treatment for Diesel & Petrol Engines, E
Simple Pour-In Application Process: Includes a portable funnel with a compact bottle design for convenient storage and t

£6.49 £6.99
17% Off
DNTHYRIN

New
Catalytic Convertor Cleaner Petrol, Catalytic Converter Cleaner - Fuel System Treatment for Diesel & Petrol Engines, Emi
Comprehensive Emission System Maintenance: Regular use of this catalytic converter cleaner intended to exhaust unpleasan

£6.29 £7.59
New
Catalytic Converter Fit PEUGEOT 108 208 301 308 II CITROEN C1 C3 C4 DS3 1.2 VTi
Not suitable for this model：Peugeot 208 2012 Petrol Hatchback 1.2 VTI 82 FWD. - For Citroen C-Elysee, C1 II, C3 II, C3 I

£266.88
13% Off
PJHAJH

New
PJHAJH Catalytic Converter Cleaner, 2Pcs, 120ml Each
【Powerful All-In-One Cleaning】 This diesel cleaner and petrol system cleaner helps remove carbon buildup from fuel injec

£6.99 £7.99
New
Catalytic Converter Type Approved + Fitting Kit for FORD FOCUS C-MAX Ti 1.6 FB
For FORD FOCUS C-MAX (DM2) 1.6 Ti MPV Petrol 08/2004-03/2007. For FORD FOCUS II (DA_, HCP, DP) 1.6 Ti Hatchback Petrol 0

£135.88
Catalytic Converter Solutions

New
Catalytic Converters for Beginners: A Step-by-Step Introduction

£2.39
New
For Peugeot 208 1.2 VTI Petrol Hatch Catalytic Converter 2012 - 2016 9672883980
Not suitable for this model：Peugeot 208 2012 Petrol Hatchback 1.2 VTI 82 FWD.

£61.23
New
Fits Seat Ibiza MK5 1.4 BM Cats Approved Exhaust Manifold Catalytic Converter
It works by converting exhaust emissions into less harmful ones when the gasses pass through it, triggering a chemical r

£100.12
New
Catalytic Converter with Gasket Kit 0342L5 0342.K8 for Peugeot 107 Toyota Aygo
Citroen/ Peugeot/Toyota 0342L5 0342. L5 0342 L5. Citroen/ Peugeot/Toyota 0342K8 0342. K8 0342 K8. Citroen/ Peugeot/Toyot

£28.19 £28.20
New
Catalytic Converter Fits PEUGEOT 108 208 301 308 II CITROEN C1 C3 C4 DS3 1.2 VTi
Not suitable for this model：Peugeot 208 2012 Petrol Hatchback 1.2 VTI 82 FWD. For Citroen C-Elysee, C1 II, C3 II, C3 III

£69.99
New
Catalytic Converter Type Approved fits FORD FOCUS Mk3, Mk3 Ti 1.6 11 to 15 PNDA
Type Catalytic Converter. It works by converting exhaust emissions into less harmful ones when the gasses pass through i

£389.54
New
For Citroen C1 Peugeot 107 Toyota Aygo Hatchback Catalytic Converter w/ Gasket
Toyota Aygo 2014 WNB1_, KGB1_ [2005-2014] Hatchback 1.0 Hatchback 998ccm 68HP 50KW (Petrol). Toyota Aygo 2013 WNB1_, KGB

£25.99
New
Catalytic Converter Type Approved fits VAUXHALL CORSA D 1.0 10 to 14 A10XEP BM
If the lambda reading is less than 0.97, the vehicle is running too rich. If the lambda reading is greater than 1.03, th

£226.81
New
CN115E211BD Catalytic Converter For Ford Fiesta B-Max 1.0 EcoBoost
Catalytic Converter with Fitting Kit for Ford Fiesta B-MAX EcoSport 1.0 EcoBoost. Supplied with a fitting kit, this item

£180.49 £189.99
New
Catalytic Converter Type Approved For Ford Focus MK2 1.6 1253304 1503020
A failing converter can negatively impact engine performance, fuel efficiency, and emissions. Can I drive with a bad cat

£159.38

25 Catalytic Converters deals are available from: Amazon, eBay stores, starting from £2.39.
The biggest discount we found is 17% on Catalytic Convertor Cleaner Petrol, Catalytic Converter Cleaner - Fuel System Treatment for Diesel & Petrol Engines, Emission Maintenance and Injector at Amazon.
The lowest price we found is £2.39 while the highest is £389.54.
Prices for the best Catalytic Converters deals average at £86.33.
Last updated on August 16, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Catalytic Converters.