SJ Concepts Ltd

Established in 2000 in Newport, South Wales, SJ Concepts is an expert automotive customisation company specialising in in-car entertainment, security, and custom installations for mainstream vehicles and manufacturers. Led by Saj Jethwa, our experienced team offers a wide range of services, including custom audio, ECU remapping, iPad/iPod integrations, diagnostics, and coding. Visit our state-of-the-art showroom for live demonstrations, or contact our friendly staff for tailored guidance on your project. Committed to exceptional craftsmanship and customer satisfaction, SJ Concepts also provides comprehensive aftercare services to ensure peace of mind. Elevate your automotive experience with SJ Concepts.

Customer Reviews

Click on a review to expand and find out more.

• · VW / T6 (2019) - SJ Concepts (06/12/25) review by Leighton 5★

  5 Star Rating ★★★★★

  Knowledgeable and professional! Would highly recommend SJ Concepts.
  VW / T6 (2019) - SJ Concepts (06/12/25) review by Leighton 5★

  Knowledgeable and extremely helpful ★★★★★ Excellent
  Advice given by dealer:★★★★★ Excellent
  Quality of the installation: ★★★★★ Excellent
  Demonstration on how the KENWOOD system works: ★★★★★ Excellent

• · BMW / 320D (2006) - SJ Concepts (5/12/25) review by Simon 5★

  5 Star Rating ★★★★★

  Happy
  BMW / 320D (2006) - SJ Concepts (5/12/25) review by Simon 5★

  Knowledgeable and extremely helpful ★★★★★ Excellent
  Advice given by dealer:★★★★★ Excellent
  Quality of the installation: ★★★★★ Excellent
  Demonstration on how the KENWOOD system works: ★★★★★ Excellent

• • · Volkswagen / Beetle (2016) - SJ Concepts (02/12/25) review by Caroline 5★

    5 Star Rating ★★★★★

    Excellent service
    Volkswagen / Beetle (2016) - SJ Concepts (02/12/2025) review by Caroline 5★

    Knowledgeable and extremely helpful ★★★★★ Excellent
    Advice given by dealer:★★★★★ Excellent
    Quality of the installation: ★★★★★ Excellent
    Demonstration on how the KENWOOD system works: ★★★★★ Excellent

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• · Fiat Ducato Motorhome / Swift Bessacarr E410 (2009) - SJ Concepts (21/10/25) review by Glenn 5★

  5 Star Rating ★★★★★

  Very friendly dealer
  Fiat Ducato Motorhome / Swift Bessacarr E410 (2009) - SJ Concepts (21/10/25) review by Glenn 5★

  Knowledgeable and extremely helpful ★★★★★ Excellent
  Advice given by dealer:★★★★★ Excellent
  Quality of the installation: ★★★★★ Excellent
  Demonstration on how the KENWOOD system works: ★★★★★ Excellent

• · Renault / Trafic sport (2018) - SJ concepts (10/10/25) review by Glenn 5★

  5 Star Rating ★★★★★

  Used these before. Know their stuff when it comes to fitting stuff. Highley recommend.
  Renault / Trafic sport (2018) - SJ concepts (10/10/25) review by Glenn 5★

  Knowledgeable and extremely helpful ★★★★★ Excellent
  Advice given by dealer:★★★★★ Excellent
  Quality of the installation: ★★★★★ Excellent
  Demonstration on how the KENWOOD system works: ★★★★ Great

• · VW / Transporter (2013) - SJ concepts (24/09/2025) review by Chris 5★

  5 Star Rating ★★★★★

  Absolutely fantastic
  VW / Transporter (2013) - SJ concepts (24/09/2025) review by Chris 5★

  Knowledgeable and extremely helpful ★★★★★ Excellent
  Advice given by dealer:★★★★★ Excellent
  Quality of the installation: ★★★★★ Excellent
  Demonstration on how the KENWOOD system works: ★★★★ Great

• · VW T32 S-Line TDI 180 SWB (2015) - SJ concepts (19/06/2025) review by Nick 5★

  5 Star Rating ★★★★★

  Definitely recommend
  VW T32 S-Line TDI 180 SWB (2015) - SJ concepts (19/06/2025) review by Nick 5★

  Knowledgeable and extremely helpful ★★★★★ Excellent
  Advice given by dealer:★★★★★ Excellent
  Quality of the installation: ★★★★★ Excellent
  Demonstration on how the KENWOOD system works: ★★★★ Great

Contact Information

SJ Concepts Ltd
20 Leeway Industrial Estate
Newport
Wales
NP19 4SL

Tel No: 01633 276682
Email: info@sjconcepts.co.uk

Opening Hours: Monday to Friday: 9 am - 5.30 pm | Saturday: 9 am - 1 pm | Sunday: CLOSED