Automotive
Connect with OEMs, tier suppliers and aftermarket parts makers.
Automotive supply chains are consolidating around OEM-approved tier suppliers who can prove quality systems and just-in-time delivery. B2Business Hub helps OEMs, tier-1/2 suppliers, and aftermarket buyers find manufacturers of components, EV and battery systems, tyres, and tooling with verifiable track records.
B2Business Hub connects verified Automotive suppliers and buyers worldwide. Search the network, verify partners and start trading with confidence across borders.
Key sectors
- Components & parts
- EV & batteries
- Tyres & rubber
- Aftermarket
- Tooling
What buyers should check
- Require IATF 16949 quality certification for any component that touches vehicle safety
- Ask for PPAP documentation and sample parts before committing to volume production
- Assess tooling ownership, lead times, and capacity for scaling order volumes
- Check compliance with destination-market emissions and safety regulations (e.g. ECE, EPA)
What suppliers should prepare
- Maintain IATF 16949 and ISO 9001 certification and be ready to share audit history
- Provide clear PPAP or equivalent documentation packages for new buyer qualification
- Detail EV and battery capabilities separately, since buyers increasingly split ICE and EV sourcing
- Offer flexible tooling and minimum order terms to win aftermarket and tier-2 business
Compliance & trade notes
Vehicle components typically require IATF 16949 quality management certification plus destination-specific type-approval, emissions, and safety marks before they can be installed or resold.
Frequently asked questions
How do I verify an automotive parts supplier's quality system?
Ask for the IATF 16949 certificate number and validate it through the certification body's IATF database, then review the supplier's APQP timeline and a sample PPAP package including dimensional reports and PSW. A remote or on-site process audit against the CSRs (customer-specific requirements) of the relevant OEM is standard for safety-critical parts.
What should EV and battery component buyers check beyond ICE parts?
Confirm UN 38.3 transport testing for lithium cells, IEC 62660 or equivalent cycle-life data, and whether the supplier can trace cathode materials for emerging battery-passport rules in the EU. Thermal-runaway and BMS validation reports are increasingly requested before nomination.
Which regions host the main automotive supplier clusters?
Tier suppliers concentrate around Germany's Baden-Württemberg and Bavaria, Mexico's Bajío corridor (Guanajuato, Querétaro), China's Yangtze Delta, and India's Chennai–Pune belt. Aftermarket and tyre production is especially strong in Turkey and Taiwan.