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Tek Automotive 382 P21W Car Bulbs Review: Reliable Road-Legal Replacements

Tek Automotive 382 P21W Car Bulbs, 12V 21W BA15S, Indicator, Brake, Reverse, Tail & Rear Fog Light Bulbs – Twin Pack
4.6
[E-Mark Road Legal]  Certified E-Mark compliance ensures legal, safe road use.
[Multi-Purpose Application]  Fits tail, brake, indicator, reverse and rear fog lights for versatile vehicle coverage.
[Twin Pack Value]  Two bulbs included for immediate replacement and spares, saving time and money.
[High-Quality Durability]  Premium construction delivers long-lasting, reliable illumination and consistent performance.
[Exact P21W Fit]  12V 21W P21W specification with opposite-level pins ensures correct, secure installation.
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Automotive replacement bulbs designed to restore reliable, road-legal signalling for rear and indicator lights. Drivers who need quick, straightforward swaps gain reassurance from compliant, easy-to-fit spares. Are Tek Automotive 382 P21W Car Bulbs the right match for your car?

⚡ At a Glance
  • Light Output: Consistent 21W brightness suitable for tail, brake, indicator and reverse lamps
  • Best for: DIY motorists and garages needing direct-fit, road-legal replacement bulbs
  • Not ideal for: Owners planning LED upgrades or vehicles with non-BA15S fittings

12V P21W bulbs with BA15S base supplied as a twin pack and carrying E Mark certification. Opposite pins on the same level ensure correct alignment in compatible lamp holders.


Clear, recognisable signalling - with consistent 12V 21W filament output

Filament construction delivers steady luminous intensity at a 21W draw when powered by a 12V electrical system, matching P21W electrical behaviour. The BA15S base ensures the electrical contact and mechanical fit align correctly.

Reliable brake and tail illumination improves visibility to other road users during normal driving. Consistent output reduces the chance of uneven signalling compared with ageing bulbs.

Road-legal compliance - with E Mark certification

E Mark certification confirms conformity with recognised European standards for signalling lamps and mounting. Certification relates to performance and safety requirements rather than specific vehicle fitment.

Suitable where compliant replacements are required, helping to meet inspection or MOT expectations. Certification offers reassurance when replacing road-facing lamps.

Simple replacement and spares - with BA15S base and twin pack supply

BA15S is a single-contact bayonet base with opposite pins on the same level for straightforward insertion and twisting to lock. Twin pack format provides an immediate spare for the matching lamp on the opposite side.

Faster maintenance and fewer trips to the parts counter when a pair is needed. Customer feedback highlights easy installation and good fit on first attempt.

✨ The 4 Key Reasons for Tek Automotive 382 P21W Car Bulbs
  1. E Mark certification - Meets European safety standards for signalling clarity on compatible vehicles
  2. BA15S base - Secure direct-fit for many standard car lamp holders
  3. Twin pack supply - Handy spare included to replace both sides without delay
  4. User-tested fit - Customers report easy, reliable installation on first attempt
📋 Technical Details at a Glance
  • Category: Automotive Parts and Accessories
  • Brand: Tek Automotive
  • Model: 382 P21W
  • Bulb Type: P21W
  • Voltage: 12V
❓ Frequently Asked Questions

Q: Are these bulbs road legal?

A: Yes. E Mark certification in the product description indicates conformity with recognised road safety standards for signalling lamps.

Q: Which light fittings will these bulbs replace?

A: They are P21W, 12V 21W bulbs with a BA15S base, suitable for tail, brake, indicator, reverse and rear fog lamp positions where that fitting is required.

Q: Are they easy to fit?

A: User reviews report reliable first-time installation and good fit, and the BA15S bayonet base is designed for straightforward insertion and locking into compatible holders.

🏆 Our Verdict

Ideal for motorists and workshops needing direct-fit, compliant replacements for rear and indicator lamps. E Mark certification combined with BA15S compatibility and a twin-pack supply makes for practical, ready-to-hand spares. While cheaper non-certified alternatives exist, certified fit and consistent performance make these a sensible long-term choice.