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1988 Porsche 928 S4 Coupe V8 5.0L

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Your Vehicle 1988 Porsche 928 S4 Coupe V8 5.0L
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1988 Porsche 928 S4 Coupe V8 5.0L Interior Seat Parts

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HANS/HNR 5 Point Latch And Link Racing Harness

This harness features narrow shoulder belts for a better fit with head and neck restraint systems such as HANS devices. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Racequip - Corporate Logo
ES#:
3520777
Mfg#:
RQ5PTHANSHNR
Ships on Aug 5, 2026
ON SALE!
Starting at $91.99 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Child Car Seat Protector - Cocoa

ES#4444147 - 81CSP01CO - Child Car Seat Protector - Cocoa - Helps protect against unsightly depressions made on your vehicles seats, while also helping contain the spills and messes that cause damage - WeatherTech - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Helps protect against unsightly depressions made on your vehicle’s seats, while also helping contain the spills and messes that cause damage affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
WeatherTech - Corporate Logo
ES#:
4444147
Mfg#:
81CSP01CO
Ships in 2 Business Days
$51.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Recaro Steel Side Mount for Profi/Pro Racer - FIA Certified

ES#3449485 - 360942 - Recaro Steel Side Mount for Profi/Pro Racer - FIA Certified - Install your recaro seat easy and clean! - Recaro - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Install your recaro seat easy and clean! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Recaro - Corporate Logo
ES#:
3449485
Mfg#:
360942
Ships on Jul 28, 2026
$245.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rennline Harness Mount - Door Side

ES#2840488 - SA03 - Rennline Harness Mount - Door Side - Correctly mount racing harnesses in your Porsche - Rennline - Porsche

Correctly mount racing harnesses in your Porsche affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Rennline - Corporate Logo
ES#:
2840488
Mfg#:
SA03
Ships in 5 Business Days
$59.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Child Car Seat Protector - Priced Each

ES#3600891 - 9Y004480180 - Child Car Seat Protector - Priced Each - Helps protect the cushion and backrest of the rear seat against depressions and scuffs caused by child car seats - Genuine Porsche - Porsche

Helps protect the cushion and backrest of the rear seat against depressions and scuffs caused by child car seats affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Porsche - Corporate Logo
ES#:
3600891
Mfg#:
9Y004480180
Ships in 2 Business Days
$77.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Bucket Side Brackets 2pcs w/ NRG logo

ES#3661340 - RSC-100MB-NRG - Bucket Side Brackets 2pcs w/ NRG logo - Aftermarket Sidemount brackets with adjustment holes. - NRG - Audi BMW Volkswagen Mercedes Benz Porsche

Aftermarket Sidemount brackets with adjustment holes. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
NRG - Corporate Logo
ES#:
3661340
Mfg#:
RSC-100MB-NRG
Back Ordered
Auto Notify
$76.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Planted Seat Bracket - Passenger Side

ES#4349364 - SB052PA - Planted Seat Bracket - Passenger Side - Planted Seat Bracket- Porsche 911 / 928 / 944 / 968 / 964 / 993 (1974-1998) - Passenger / Right - Planted Technology - Porsche

Planted Seat Bracket- Porsche 911 / 928 / 944 / 968 / 964 / 993 (1974-1998) - Passenger / Right affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Planted Technology - Corporate Logo
ES#:
4349364
Mfg#:
SB052PA
Ships in 7 Business Days
$199.00 USD
Free Shipping
on orders $49 and up

Planted Seat Bracket - Driver Side

ES#4349362 - SB052DR - Planted Seat Bracket - Driver Side - Planted Seat Bracket- Porsche 911 / 928 / 944 / 968 / 964 / 993 (1974-1998) - Driver / Left - Planted Technology - Porsche

Planted Seat Bracket- Porsche 911 / 928 / 944 / 968 / 964 / 993 (1974-1998) - Driver / Left affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Planted Technology - Corporate Logo
ES#:
4349362
Mfg#:
SB052DR
Ships in 7 Business Days
$199.00 USD

Rennline Harness Mount - Tunnel Side - Short

Correctly mount racing harnesses in your Porsche affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Rennline - Corporate Logo
ES#:
2840487
Mfg#:
SA02
Ships in 5 Business Days
$59.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Seat Adjustment Shaft

ES#1416781 - 92852125204 - Seat Adjustment Shaft - Pliable shaft for power seat longitudinal adjustment - Genuine Porsche - Porsche

Pliable shaft for power seat longitudinal adjustment affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Porsche - Corporate Logo
ES#:
1416781
Mfg#:
92852125204
Ships in 4 Business Days
$109.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Seat Adjustment Knob - Priced Each

ES#4689958 - 91152138102 - Seat Adjustment Knob - Priced Each - Rake Adjustment Wheel on Seat, fits Left & Right (2) two per vehicle - URO - Porsche

Rake Adjustment Wheel on Seat, fits Left & Right (2) two per vehicle affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4689958
Mfg#:
91152138102
Ships in 1 Business Day
$92.99 USD
Free Shipping
on orders $49 and up

Race German Aluminum GoPro Mount - 1 1/2"

ES#4493073 - RGALGOPR112 - Race German Aluminum GoPro Mount - 1 1/2" - Attach your GoPro securely to your roll cage! - Race German - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Attach your GoPro securely to your roll cage! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Race German - Corporate Logo
ES#:
4493073
Mfg#:
RGALGOPR112
Ships in 2 Business Days
$83.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Seat Adjustment Guide - Priced Each

ES#1416856 - 92852172702 - Seat Adjustment Guide - Priced Each - Fits both left and right side seats - Genuine Porsche - Porsche

Fits both left and right side seats affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Porsche - Corporate Logo
ES#:
1416856
Mfg#:
92852172702
Ships in 4 Business Days
$41.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Seat Backrest Protector - Priced Each

ES#3547142 - 95B044008 - Front Seat Backrest Protector - Priced Each - Protect the backside of your front seat from dirty shoes from rear passengers - Genuine Porsche - Porsche

Protect the backside of your front seat from dirty shoes from rear passengers affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Porsche - Corporate Logo
ES#:
3547142
Mfg#:
95B044008
Ships in 4 Business Days
$67.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Safety Harness Anchor Bolt Kit

High Tensile Eye Bolts and Securing Plates for Harness Belts affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Rennline - Corporate Logo
ES#:
2840489
Mfg#:
SA04
Ships in 5 Business Days
$32.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Child Car Seat Protector - Tan

Protect your seats from spills, scuffs, and compression damage while keeping your child’s car seat secure and crash-tested safe with the durable, non-slip WeatherTech Child Car Seat Protector. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
WeatherTech - Corporate Logo
ES#:
5426340
Mfg#:
81CSBP01TN
Ships in 2 Business Days
$59.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Interior Seat Parts

From high-tech to low-tech, we stock seat parts, including seat sensors, seat motors, seat drives, seat cushions, seat trim, seat switches, and accessory storage trays. Maintain seat comfort and function with quality parts and accessories that are sure to fit right and look great.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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