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840i (G1x, B58)

Performance parts for the BMW 840i and its B58 inline-six — downpipes, intercoolers, chargepipes, intakes and tuning, all installed and supported in-house at Speed Logic in Westminster, CA.
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  • Evolution Racewerks Sports Series 4.5" Catted Downpipe – BMW B58

    Evolution Racewerks Sports Series 4.5" High Flow Catted Downpipe – BMW B58 F & G Chassis (Up to 2024)

    Evolution Racewerks

    Evolution Racewerks Sports Series 4.5" High Flow Catted Downpipe – BMW B58 F & G Chassis (Up to 2024)
    $945.00 USD
  • Precision Raceworks B58 Port Injection Kit

    Precision Raceworks B58 Port Injection Kit – BMW F-Series / G-Series & Toyota GR Supra

    Precision Raceworks

    Precision Raceworks B58 Port Injection Kit – BMW F-Series / G-Series & Toyota GR Supra
    $1,199.99 USD
  • Gen 2 B58 Turbo Heat Shield

    Black Market Race Gen 2 B58 Turbo Heat Shield

    Black Market Race

    Black Market Race Gen 2 B58 Turbo Heat Shield
    $138.00 USD
  • Dorch Stage 2.5 HPFP Upgrade for BMW B58 Gen2

    Dorch Stage 2.5 HPFP Upgrade – BMW B58 Gen2 / Toyota GR Supra

    Dorch

    Dorch Stage 2.5 HPFP Upgrade – BMW B58 Gen2 / Toyota GR Supra
    $1,999.00 USD

Not sure what fits your car?

Talk to a BMW and GR Supra specialist. Call (888) 564-4215 or email info@speedlogicauto.com and we'll point you to the right parts.

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