Additives

From day‑to‑day servicing to complex repairs, our premium additives collection gives you the confidence to finish the job right the first time. Every item we supply is rigorously tested, backed by manufacturer warranties, and supported by our in‑house parts specialists. Order before 5 pm for same‑day dispatch, choose click‑and‑collect from any of our 44 UK branches, or benefit from free next‑day delivery on qualifying baskets. Simply enter your reg or VIN to filter exact‑fit parts and enjoy hassle‑free returns if you ever need to swap. Upgrade your workshop efficiency and keep your vehicle on the road longer — shop additives at General Traffic today.

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  1. STP OIL TREATMENT 300ML Product SKU: 60300EN12
    Out of Stock
    £4.22 (inc VAT)
  2. STP DIESEL OIL TREATMENT 300ml Product SKU: 61300EN
    In Stock
    £11.04 (inc VAT)
  3. BRADEX EASYSTART 300ML Product SKU: BES1
    In Stock
    £7.14 (inc VAT)
  4. Autoglym Engine & Machine Cleaner (1 Litre) Product SKU: AGMEMC1L
    In Stock
    £16.00 (inc VAT)
  5. DUCKHAMS QS 5W-30 RN 1L Product SKU: DQSRN1L
    In Stock
    £13.88 (inc VAT)
  6. DUCKHAMS QS 5W-20 FJL 5L Product SKU: DQSFJL5L
    In Stock
    £56.47 (inc VAT)
  7. DUCKHAMS QXR 0W-20 GM 1L Product SKU: DQXRGM1L
    In Stock
    £13.80 (inc VAT)
  8. DUCKHAMS QXR 0W-30 PS 1L Product SKU: DQXRPS1L
    In Stock
    £17.86 (inc VAT)
  9. DUCKHAMS QXR 0W-30 PS 20L Product SKU: DQXRPS20L
    In Stock
    £239.93 (inc VAT)
  10. DUCKHAMS FLEETMASTER 15W-40 SHPD 20L Product SKU: DFMSHPD20L
    In Stock
    £118.12 (inc VAT)

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