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Best-SellerDinanDINANTRONICS Sport Performance Tuner for BMW/Toyota B46/B48 and B58 Engines B46/B48/B58 EnginesIn Stock
Advertised Price $285.95$256.95Save $29.00
Best-SellerDinanDinan PCU - 2021-2026 BMW M2/M3/M4 & 2020-2026 BMW X3M/X4M F97/F98/G80/G82/G83/G87 (S58) - Limited WarrantyPart# D440-0200Free ShippingIn Stock
Advertised Price $749.95$673.95Save $76.00
TrendingIn Stock
Advertised Price $675.95$607.95Save $68.00
TrendingIn Stock
Advertised Price $285.95$256.95Save $29.00In Stock
Advertised Price $699.95$628.95Save $71.00
Best-SellerDinanDINANFLASH Handheld Tuner - BMW B58(M0) & B46 Engine F22/F23/F30/F31/F34/F32/F33/F36 G01/G02/G11/G12/G30/G32In Stock
Advertised Price $799.95$718.95Save $81.00
DinanDinan PCU - BMW B58 Gen 3 Engine (TU2) Vehicle Fitments: 2025-2026 M340i, 2025-2026 M440i, 2024-2026 540i, 2023-2026 740i, 2025-2026 X3 M50i, 2024-2026 X5 40i, 2024-2026 X6 40i, 2023-2026 X7 40iPart# D440-0201Free ShippingIn Stock
Advertised Price $659.95$592.95Save $67.00- Part# D440-0160Free Shipping
In Stock
Advertised Price $675.95$607.95Save $68.00 
DinanDinan+ PCU - 2021-2026 BMW M2/M3/M4 & 2020-2026 BMW X3M/X4M F97/F98/G80/G82/G83/G87 (S58) - Factory Matching Warranty (4-YR/50k)Part# D440-0200-WFree ShippingIn Stock
Advertised Price $2,349.95$2,113.95Save $236.00- DinanDINANTRONICS X - 2024-2026 BMW X5M/X6M, DINANTRONICS X - 2023-2026 BMW X5/X6/X7 M60i S68 Engine (A)Part# D440-0170Free Shipping
In Stock
Advertised Price $699.95$628.95Save $71.00 In Stock
Advertised Price $285.95$256.95Save $29.00
DinanDinan PCU - BMW B58 Gen 3 Engine (TU2) with Factory Matching Warranty Vehicle Fitments: 2025-2026 M340i, 2025-2026 M440i, 2024-2026 540i, 2023-2026 740i, 2025-2026 X3 M50i, 2024-2026 X5 40i, 2024-2026 X6 40i, 2023-2026 X7 40iPart# D440-0201-WFree ShippingIn Stock
Advertised Price $2,099.95$1,888.95Save $211.00- Part# D440-0161Free Shipping
In Stock
Advertised Price $675.95$607.95Save $68.00 - Part# D440-0162Free Shipping
In Stock
Advertised Price $675.95$607.95Save $68.00 
Part# D440-0133Free ShippingIn Stock
Advertised Price $699.95$628.95Save $71.00- Part# D440-0168Free Shipping
In Stock
Advertised Price $675.95$607.95Save $68.00 In Stock
Advertised Price $675.95$607.95Save $68.00- Part# D440-0136Free Shipping
In Stock
Advertised Price $699.95$628.95Save $71.00 - Part# D440-0148Free Shipping
In Stock
Advertised Price $699.95$628.95Save $71.00 In Stock
Advertised Price $699.95$628.95Save $71.00In Stock
Advertised Price $699.95$628.95Save $71.00- Part# D440-0159Free Shipping
In Stock
Advertised Price $699.95$628.95Save $71.00 - DinanDINANTRONICS Sport Performance Tuner - 2015-2020 C/CLS/E/GL/GLC/GLE/GLS Series DINANTRONICS Sport Performance Tuner - 2015-2020 ML/S/SLC Series Mercedes-Benz 3.0L Turbo Engines
In Stock
Advertised Price $285.95$256.95Save $29.00 In Stock
Advertised Price $285.95$256.95Save $29.00- Part# D440-0147Free Shipping
In Stock
Advertised Price $675.95$607.95Save $68.00 - DinanDINANTRONICS Sport Performance Tuner - 2014-2020 Mercedes-Benz C300/E300/CLA250 DINANTRONICS Sport Performance Tuner - 2015-2020 Mercedes-Benz GLA250/GLC300 DINANTRONICS Sport Performance Tuner - 2016 Mercedes-Benz 2.0L Turbo EnginesPart# D440-0034Free Shipping
In Stock
Advertised Price $285.95$256.95Save $29.00 - DinanDINANTRONICS X - 2012-2018 BMW 228i/328i/428i/528i/X1 28i/X3 28i/X4 28i/Z4 28i N20/N26 Engine (A)Part# D440-0127Free Shipping
In Stock
Advertised Price $675.95$607.95Save $68.00 In Stock
Advertised Price $649.95$583.95Save $66.00- Part# D440-0132Free Shipping
In Stock
Advertised Price $675.95$607.95Save $68.00 In Stock
Advertised Price $699.95$628.95Save $71.00- Part# D440-0137Free Shipping
In Stock
Advertised Price $699.95$628.95Save $71.00 - Part# D440-0139Free Shipping
Est. Ship Date: Coming Soon
Advertised Price $699.95$628.95Save $71.00 - Part# D440-0167Free Shipping
In Stock
Advertised Price $699.95$628.95Save $71.00 In Stock
Advertised Price $699.95$628.95Save $71.00- Part# D440-0157Free Shipping
In Stock
Advertised Price $699.95$628.95Save $71.00 - Part# D440-0134Free Shipping
In Stock
Advertised Price $675.95$607.95Save $68.00 - Part# D440-0158Free Shipping
In Stock
Advertised Price $699.95$628.95Save $71.00 - Part# D440-0125Free Shipping
In Stock
Advertised Price $699.95$628.95Save $71.00 - Part# D440-0130Free Shipping
In Stock
Advertised Price $699.95$628.95Save $71.00 - Part# D440-0150Free Shipping
In Stock
Advertised Price $699.95$628.95Save $71.00 - Part# D440-0151Free Shipping
In Stock
Advertised Price $699.95$628.95Save $71.00 - Part# D440-0152Free Shipping
In Stock
Advertised Price $675.95$607.95Save $68.00 - Part# D440-0166Free Shipping
In Stock
Advertised Price $699.95$628.95Save $71.00 
Part# D903-44X5Free ShippingAdvertised Price $415.95$299.95Save $116.00
Engine (ECU) Tuning
Dinan’s engine tuning solutions reflect European performance craftsmanship—engineered for refined integration, sharpened response and optimized power delivery while preserving the driving character of BMW and Mercedes-Benz platforms.