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BMW Engine Parts & Accessories

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Dinan Replacement Underdrive Pulley Belt For D560-0001 - Alternator/Water Pump

ES#4715161 - D561-0006 - Dinan Replacement Underdrive Pulley Belt For D560-0001 - Alternator/Water Pump - Replacement Belt for Underdrive Pulley Kit (D560-0001). This belt drives the alternator and water pump. - Dinan - BMW

Replacement Belt for Underdrive Pulley Kit (D560-0001). This belt drives the alternator and water pump. Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Dinan - Corporate Logo
ES#:
4715161
Mfg#:
D561-0006
Ships in 5 Business Days
ON SALE! SAVE 10%
$63.99

This product was last offered at the strikethrough price on
07-31-2026

$57.56 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Dinan Foundation Package (F) - G01/02 M40i LCI

ES#5434439 - g0x-x3x4m40ciKT - Dinan Foundation Package (F) - G01/02 M40i LCI - Includes Dinan's Carbon Fiber Cold Air Intake, Turbo Inlet, and Free Flow Axle-Back Exhaust System with Black Tips - Dinan - BMW

Includes Dinan's Carbon Fiber Cold Air Intake, Turbo Inlet, and Free Flow Axle-Back Exhaust System with Black Tips Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For 2020+ models only with the B58D engine

Brand:
Dinan - Corporate Logo
ES#:
5434439
Mfg#:
G0X-X3X4M40CIKT
Ships in 5 Business Days
ON SALE! SAVE 10%
$2847.99

This product was last offered at the strikethrough price on
07-31-2026

$2562.70 USD
This product is lifetime replacement eligible Partial Replacement

Supplemental Big Turbo Hardware Kit

ES#3149038 - D313-0117 - Supplemental Big Turbo Hardware Kit - Necessary hardware for your Dinan Big Turbo installation - Dinan - BMW

Necessary hardware for your Dinan Big Turbo installation Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Dinan - Corporate Logo
ES#:
3149038
Mfg#:
D313-0117
Ships in 5 Business Days
ON SALE! SAVE 45%
$173.99

This product was last offered at the strikethrough price on
07-31-2026

$95.36 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Cat-Back Exhaust System - Polished Tips

ES#4858629 - D660-0099 - Performance Cat-Back Exhaust System - Polished Tips - Upgrade your BMW's exhaust to get the aggresive tone you have been looking for! - Dinan - BMW

Upgrade your BMW's exhaust to get the aggresive tone you have been looking for! Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Dinan - Corporate Logo
ES#:
4858629
Mfg#:
D660-0099
Ships in 5 Business Days
ON SALE! SAVE 10%
$2049.95

This product was last offered at the strikethrough price on
07-31-2026

$1844.96 USD
Free Shipping

Stainless Axle-Back Exhaust - Black Tips

ES#3177502 - D660-0061-BLK - Stainless Axle-Back Exhaust - Black Tips - Civilized performance for the discerning enthusiast - +6HP/+5TQ - Dinan - BMW

Civilized performance for the discerning enthusiast - +6HP/+5TQ Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Dinan - Corporate Logo
ES#:
3177502
Mfg#:
D660-0061-BLK
Ships in 5 Business Days
ON SALE! SAVE 10%
$1649.99

This product was last offered at the strikethrough price on
07-31-2026

$1484.96 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Dinan G2X M340i/M440i Experience Package

ES#5346946 - g2xm340im440iekt - Dinan G2X M340i/M440i Experience Package - Includes all of the Dinan essentials to improve your BMWs power, handlings, and feel - Dinan - BMW

Includes all of the Dinan essentials to improve your BMWs power, handlings, and feel Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with the B58TU (B58D) engine only

Brand:
Dinan - Corporate Logo
ES#:
5346946
Mfg#:
G2XM340IM440IEKT
Back Ordered
Auto Notify
ON SALE! SAVE 10%
$3752.99

This product was last offered at the strikethrough price on
07-31-2026

$3377.48 USD
This product is lifetime replacement eligible Lifetime Replacement

DINANTRONICS X Performance Tuner - S68

ES#4840243 - D440-0170 - DINANTRONICS X Performance Tuner - S68 - Max gains of up to +60 HP and +78 lb-ft TRQ (Crank); +54 HP and +71 lb-ft TRQ (Wheel) - Dinan - BMW

Max gains of up to +60 HP and +78 lb-ft TRQ (Crank); +54 HP and +71 lb-ft TRQ (Wheel) Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
For 2024+ Models with the new S68 engine only - Not compatible with the S63 engine

Brand:
Dinan - Corporate Logo
ES#:
4840243
Mfg#:
D440-0170
Ships in 5 Business Days
ON SALE! SAVE 10%
$699.99

This product was last offered at the strikethrough price on
07-31-2026

$629.96 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Carbon Fiber Engine Cover

ES#4460647 - D590-0001 - Carbon Fiber Engine Cover - Add some aesthetic charm to an otherwise humble X3M/X4M engine bay! - Dinan - BMW

Add some aesthetic charm to an otherwise humble X3M/X4M engine bay! Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
CARB certified for sale in all 50 states

Brand:
Dinan - Corporate Logo
ES#:
4460647
Mfg#:
D590-0001
EO#:
D-176-55
Ships in 9 Business Days
ON SALE! SAVE 10%
$849.99

This product was last offered at the strikethrough price on
07-31-2026

$764.96 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

DINANTRONICS X Performance Tuner

ES#4500213 - D440-0167 - DINANTRONICS X Performance Tuner - Max gains of up to +38 HP and +59 lb-ft TRQ (Crank); +35 HP and +55 lb-ft TRQ (Wheel). - Dinan - BMW

Max gains of up to +38 HP and +59 lb-ft TRQ (Crank); +35 HP and +55 lb-ft TRQ (Wheel). Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
For 2021-2022 Supra models only! Not compatible with 2020 models.

Brand:
Dinan - Corporate Logo
ES#:
4500213
Mfg#:
D440-0167
Ships in 9 Business Days
ON SALE! SAVE 10%
$699.99

This product was last offered at the strikethrough price on
07-31-2026

$629.96 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

G87 M2 Foundation Package

ES#4849731 - g87-m2-f-gbKT - G87 M2 Foundation Package - Upgrade To Dinan's Foundation Package to Save When Modifying Your G87 M2! - Dinan - BMW

Upgrade To Dinan's Foundation Package to Save When Modifying Your G87 M2! Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Dinan - Corporate Logo
ES#:
4849731
Mfg#:
G87-M2-F-GBKT
Ships in 2 Business Days
ON SALE! SAVE 10%
$5099.99

This product was last offered at the strikethrough price on
07-31-2026

$4589.87 USD
This product is lifetime replacement eligible Partial Replacement

DINANTRONICS X Performance Tuner

ES#4505886 - D440-0164 - DINANTRONICS X Performance Tuner - Max gains of up to +69 HP and +55 lb-ft TRQ (Crank); +60 HP and +49 lb-ft TRQ (Wheel) - Dinan - BMW

Max gains of up to +69 HP and +55 lb-ft TRQ (Crank); +60 HP and +49 lb-ft TRQ (Wheel) Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
For Non-Competition models only!

Brand:
Dinan - Corporate Logo
ES#:
4505886
Mfg#:
D440-0164
Ships in 9 Business Days
ON SALE! SAVE 10%
$439.99

This product was last offered at the strikethrough price on
07-31-2026

$395.96 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

DINANTRONICS X Performance Tuner

ES#4500215 - D440-0166 - DINANTRONICS X Performance Tuner - Max gains of up to +62 HP and +71 lb-ft TRQ (Crank); +55 HP and +63 lb-ft TRQ (Wheel). - Dinan - BMW

Max gains of up to +62 HP and +71 lb-ft TRQ (Crank); +55 HP and +63 lb-ft TRQ (Wheel). Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
For 2020 Supra models only! Not compatible with 2021+ models.

Brand:
Dinan - Corporate Logo
ES#:
4500215
Mfg#:
D440-0166
Ships in 5 Business Days
ON SALE! SAVE 10%
$699.99

This product was last offered at the strikethrough price on
07-31-2026

$629.96 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Dinantronics X Tuning Module - N63TU

ES#4615554 - D440-0125 - Dinantronics X Tuning Module - N63TU - Looking to add more horsepower and torque to the N63TU from a plug and play accessory? Look no further! - Dinan - BMW

Looking to add more horsepower and torque to the N63TU from a plug and play accessory? Look no further! Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
From production years 2013-2015

Brand:
Dinan - Corporate Logo
ES#:
4615554
Mfg#:
D440-0125
Ships in 5 Business Days
ON SALE! SAVE 10%
$699.99

This product was last offered at the strikethrough price on
07-31-2026

$629.96 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

DINANTRONICS X Performance Tuner

ES#4615791 - D440-0137 - DINANTRONICS X Performance Tuner - Max gains of up to +69 HP and +81 lb-ft TRQ (Crank); +62 HP and +73 lb-ft TRQ (Wheel). - Dinan - BMW

Max gains of up to +69 HP and +81 lb-ft TRQ (Crank); +62 HP and +73 lb-ft TRQ (Wheel). Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
Competition Package models
Competition Package models ONLY

Brand:
Dinan - Corporate Logo
ES#:
4615791
Mfg#:
D440-0137
Ships in 5 Business Days
ON SALE! SAVE 10%
$699.99

This product was last offered at the strikethrough price on
07-31-2026

$629.96 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Secondary Air Injection Pump

ES#3188647 - 306-006 - Secondary Air Injection Pump - Dorman - BMW

Brand:
Dorman - Corporate Logo
ES#:
3188647
Mfg#:
306-006
In Stock at Vendor
$427.99

This product was last offered at the strikethrough price on
07-17-2026

$323.99 USD
Free Shipping

More About Engine Parts & Accessories

Whether you're maintaining or repairing your stock engine or looking for added horsepower, we have one of the most comprehensive inventories of engine parts and accessories for German cars. From hard engine parts like connecting rods, pistons, cylinder heads, short blocks, and engine timing parts to performance engine software upgrades; we have you covered.

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