20 Best 4.3 Vortec Spider Injector Upgrade in 2024 Reviews and Buying Guide

2,406 Reviews Scanned

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1 YZHIDIANF Upgraded FJ503 4.3L Vortec Spider Fuel Injector Fit For:-Chevy Astro Blazer S10 Silverado... YZHIDIANF Upgraded FJ503 4.3L Vortec Spider Fuel Injector Fit For:-Chevy Astro Blazer S10... No ratings yet
2 YZHIDIANF Upgraded FJ503 4.3L Spider Fuel Injector Vortec Fit For:-Chevy Astro Blazer Silverado 1500... YZHIDIANF Upgraded FJ503 4.3L Spider Fuel Injector Vortec Fit For:-Chevy Astro Blazer Silverado... No ratings yet
3 YZHIDIANF FJ503 Vortec Spider 4.3L Fuel Injector Fit For:-Chevy Silverado 1500 Astro Blazer Express... YZHIDIANF FJ503 Vortec Spider 4.3L Fuel Injector Fit For:-Chevy Silverado 1500 Astro Blazer...
4 FJ503 Fuel Injector Compatible with Chevy Blazer S10 Express Silverado Astro GMC Jimmy 1500 C1500... FJ503 Fuel Injector Compatible with Chevy Blazer S10 Express Silverado Astro GMC Jimmy 1500 C1500... No ratings yet
5 TamerX Vortec Spider Fuel Injector Assembly with Plenum Gasket Kit for Chevrolet/GMC 4.3L TamerX Vortec Spider Fuel Injector Assembly with Plenum Gasket Kit for Chevrolet/GMC 4.3L
6 SZKAIDAG Upgraded Spider Fuel Injector, for:-Chevy Astro Blazer C1500 Express, for:-GMC Jimmy K1500... SZKAIDAG Upgraded Spider Fuel Injector, for:-Chevy Astro Blazer C1500 Express, for:-GMC Jimmy... No ratings yet
7 TamerX Vortec Spider Fuel Injector Assembly for Chevrolet/GMC 4.3L TamerX Vortec Spider Fuel Injector Assembly for Chevrolet/GMC 4.3L No ratings yet
8 LOREADA FJ503 Spider Fuel Injector 6 Cylinder Replacement for Chevy Express Silverado P30 K1500 GMC... LOREADA FJ503 Spider Fuel Injector 6 Cylinder Replacement for Chevy Express Silverado P30 K1500... No ratings yet
9 B.ZSSY FJ503 Spider Fuel Injectors 6 Cylinder Compatible for Chevy Express Silverado 1500 Astro... B.ZSSY FJ503 Spider Fuel Injectors 6 Cylinder Compatible for Chevy Express Silverado 1500 Astro... No ratings yet
10 Tykick FJ503 Spider Fuel Injector Replacement For Chevy Silverado 1500 S10 P30 Blazer GMC Sonoma... Tykick FJ503 Spider Fuel Injector Replacement For Chevy Silverado 1500 S10 P30 Blazer GMC Sonoma... No ratings yet
11 6 Cylinder FJ503 Spider Fuel Injector Assembly Compatible for Trucks Vortec 4.3L 1996-2002 Fuel... 6 Cylinder FJ503 Spider Fuel Injector Assembly Compatible for Trucks Vortec 4.3L 1996-2002 Fuel... No ratings yet
12 Spider Fuel Injectors FJ503 6 Cylinder w/Bracket Replacement 4.3L V6 Chevy Express Silverado 1500... Spider Fuel Injectors FJ503 6 Cylinder w/Bracket Replacement 4.3L V6 Chevy Express Silverado 1500... No ratings yet
13 Vphix FJ503 Spider Fuel Injectors for 1996-2014 Chevrolet Blazer C1500 K1500 Express 1500 2500 Astro... Vphix FJ503 Spider Fuel Injectors for 1996-2014 Chevrolet Blazer C1500 K1500 Express 1500 2500... No ratings yet
14 FJ503 Spider Fuel Injector Replacement for Chevy Express Silverado 1500 Astro Blazer GMC Sierra... FJ503 Spider Fuel Injector Replacement for Chevy Express Silverado 1500 Astro Blazer GMC Sierra... No ratings yet
15 YZHIDIANF FJ503 Spider Fuel Injector for:-Chevy for:-GMC Astro Blazer C1500 Express K1500 P30 S10... YZHIDIANF FJ503 Spider Fuel Injector for:-Chevy for:-GMC Astro Blazer C1500 Express K1500 P30 S10... No ratings yet
16 Dasbecan Spider Fuel Injector w/Retaining Bracket Compatible with 1996-2005 Chevy Chevrolet GMC GM... Dasbecan Spider Fuel Injector w/Retaining Bracket Compatible with 1996-2005 Chevy Chevrolet GMC... No ratings yet
17 GELUOXI FJ503 Spider Fuel Injector 4.3L V6 Compatible with 1996-2002 Chevy Express Silverado 1500... GELUOXI FJ503 Spider Fuel Injector 4.3L V6 Compatible with 1996-2002 Chevy Express Silverado 1500... No ratings yet
18 FJ503 Spider Fuel Injector Compatible with 1996-2002 Chevrolet Chevrolet GMC Oldsm*obile 4.3l... FJ503 Spider Fuel Injector Compatible with 1996-2002 Chevrolet Chevrolet GMC Oldsm*obile 4.3l...
19 HiSport 6 Cylinder Retaining Clips Kit Replacement for Vortec Fuel Injector Compatible with... HiSport 6 Cylinder Retaining Clips Kit Replacement for Vortec Fuel Injector Compatible with...
20 TamerX Vortec Spider Fuel Injector Assembly for Chevrolet/GMC 5.0L/5.7L TamerX Vortec Spider Fuel Injector Assembly for Chevrolet/GMC 5.0L/5.7L

Bestseller No. 1
YZHIDIANF Upgraded FJ503 4.3L Vortec Spider Fuel Injector Fit For:-Chevy Astro Blazer S10 Silverado...
  • ⭐⭐⭐⭐⭐【OEM Numbers】FJ503, 12568332, 17113673, 322-04819, 217-3028, 16-9706, FJ10565, 8001512N, 4G1887, 240408, 217-3252, FJ10565-11B1....
  • 🔥【Application】Fits 🔥For:-Chevy 1996-2005 Astro 4.3L V6, 1996-2004 Blazer 4.3L V6, 1996-1998 C1500 4.3L V6, 1996-2006 Express 1500 4.3L V6,...
  • 🔥【High Quality Material】Craft With Stainless Steel Slide And Spring Assembly, Leading To Longer Service Life Of Fuel Injection System....
  • 🔥【Fully Demonstrate Power】Fuel injector Are Manufactured To The OE Specification To Provide Factory-fresh Appearance And Direct-fit, That...
  • 🔥【100% Strict Quality Control】During Each Step Of Production Multiple Quality Control Checks Are Performed To Meet Or Exceed Oe (Original...
Bestseller No. 2
YZHIDIANF Upgraded FJ503 4.3L Spider Fuel Injector Vortec Fit For:-Chevy Astro Blazer Silverado 1500...
  • 【Application】Fits For:-Chevy 1996-2005 Astro 4.3L V6, 1996-2004 Blazer 4.3L V6, 1996-1998 C1500 4.3L V6, 1996-2006 Express 1500 4.3L V6, 1996-2005...
  • 【OEM】FJ503, 12568332, 17113673, 322-04819, 217-3028, 16-9706, FJ10565, 8001512N, 4G1887, 240408, 217-3252, FJ10565-11B1. Please use "amazon...
  • 【Fully Demonstrate Power】Fuel injector Are Manufactured To The OE Specification To Provide Factory-fresh Appearance And Direct-fit, That Promote...
  • 【100% Strict Quality Control】During Each Step Of Production Multiple Quality Control Checks Are Performed To Meet Or Exceed Oe (Original...
  • 【High Quality Material】Craft With Stainless Steel Slide And Spring Assembly, Leading To Longer Service Life Of Fuel Injection System. Replacement...
Bestseller No. 3
YZHIDIANF FJ503 Vortec Spider 4.3L Fuel Injector Fit For:-Chevy Silverado 1500 Astro Blazer Express...
  • OEM Numbers: FJ503, 12568332, 17113673, 322-04819, 217-3028, 16-9706, FJ10565, 8001512N, 4G1887, 240408, 217-3252, FJ10565-11B1. Flow 214 ml/min...
  • Fitment: Fits For:-Chevy 1996-2005 Astro 4.3L V6, 1996-2004 Blazer 4.3L V6, 1996-1998 C1500 4.3L V6, 1996-2006 Express 1500 4.3L V6, 1996-2005 Express...
  • High Quality Material: Craft With Stainless Steel Slide And Spring Assembly, Leading To Longer Service Life Of Fuel Injection System. Replacement Fuel...
  • Fully Demonstrate Power: Fuel injector Are Manufactured To The OE Specification To Provide Factory-fresh Appearance And Direct-fit, That Promote...
  • 100% Strict Quality Control: During Each Step Of Production Multiple Quality Control Checks Are Performed To Meet Or Exceed Oe (Original Equipment)...
Bestseller No. 4
FJ503 Fuel Injector Compatible with Chevy Blazer S10 Express Silverado Astro GMC Jimmy 1500 C1500...
  • 【Upgrade Your Engine】XunDong FJ503 Spider Fuel Injector Assembly is designed to deliver a precise and consistent fuel spray pattern, ensuring...
  • 【Perfect Fits】Not only does our s10 fuel injector deliver superior performance, but it is also direct replacement for the OE# 12568332, FJ10565,...
  • 【Wide Compatibility】The silverado fuel injector Compatible for 4.3L Engine Chevrolet Astro 1996-2005, Express1500 1996-2006, Blazer 1996-2005, P30...
  • 【Well-made】The 4.3 spider injector is manufactured to meet or exceed OEM specifications, ensuring durability and longevity. Made from high-quality...
  • 【Satisfaction Guarantee】The express 1500 fuel injector comes with a no-worry 12-month warranty. Each product has undergone rigorous testing and...
Bestseller No. 5
TamerX Vortec Spider Fuel Injector Assembly with Plenum Gasket Kit for Chevrolet/GMC 4.3L
  • Includes all necessary parts and gaskets to perform a complete installation.
  • Ensures smooth engine operation, cleaner emissions, improved fuel economy, and increased performance.
  • Includes complete gasket set that kits from other manufacturers do not offer.
  • High Quality
  • Compatible with CHEVROLET / GMC, ENGINE: 4.3L VORTEC, YEAR: 1996-2001
Bestseller No. 6
SZKAIDAG Upgraded Spider Fuel Injector, for:-Chevy Astro Blazer C1500 Express, for:-GMC Jimmy K1500...
  • ⭐⭐⭐⭐⭐【FITMENTS】Fits For:-Chevy 1996-2005 Astro, 1996-2005 Blazer, 1996-1998 C1500, 1996-2006 Express 1500, For:-GMC 1996-1998 C1500,...
  • 🍀【OEM】 OE Numbers:FJ503, 12568332, 17113673, 322-04819, 217-3028, 16-9706, FJ10565, 8001512N, 4G1887, 240408, 217-3252, FJ10565-11B1
  • 🍀【IMPROVED FUEL EFFICIENCY】The Spider Fuel Injector is designed to enhance fuel efficiency by providing precise fuel delivery to each cylinder....
  • 🍀【ENHANCED ENGINE PERFORMANCE】Experience a noticeable boost in engine performance with the Spider Fuel Injector. By delivering fuel at the...
  • 🍀【DURABILITY AND RELIABILITY】Constructed with high-quality materials, the Spider Fuel Injector is built to last. It is engineered to withstand...
Bestseller No. 7
TamerX Vortec Spider Fuel Injector Assembly for Chevrolet/GMC 4.3L
  • TamerX Spider Fuel Injector Assembly Central Port Injection We guarantee fit and function.
  • This TamerX central port fuel injection assembly for the 1996-2001 Chevrolet/GMC Spider Fuel Injector Assembly GM 4.3L GM V6 Engine. This is a...
  • The TamerX Spider Assembly is 100% tested to meet or exceed OEM specifications. The replacement of your old unit with the TamerX Spider will provide...
  • The assembly comes with new Viton O-Rings, Fuel Pressure Regulator. Application: Make: Chevrolet,GMC Model: SUV, Truck Engine: 4.3L V6 Year: 1996-2001...
Bestseller No. 8
LOREADA FJ503 Spider Fuel Injector 6 Cylinder Replacement for Chevy Express Silverado P30 K1500 GMC...
  • 【FJ503 Replace Part Numer】 FJ503 Fuel Injectors: 19210688, 12568332, 88894353; Fuel Injectors Motor : 17113273; Replace: FJ503, FJ10565,...
  • 【Confirmed Fit】 Fuel Spider Injector for 4.3L V6 Engine compatible with 1996-2005 Chevrolet Astro; 1996-2005 Chevrolet Blazer; 1996-1998 Chevrolet...
  • 【Confirmed Fit】Automotive Replacement Fuel Injectors for 1996-1998 GMC K1500; 1996-2002 GMC Jimmy; 1996-1999 GMC P3500; 1996-1998 GMC C1500;...
  • 【Function】High Quality Fuel injectors can effectively prevent fuel exposure, reduce fuel waste, improve fuel utilization, and minimize stickiness...
  • 【Customer Service】 We offer ONE Year free return or refund Warranty. This FJ503 Spider Fuel Injector comes as shown in the picture, Please read...
Bestseller No. 9
B.ZSSY FJ503 Spider Fuel Injectors 6 Cylinder Compatible for Chevy Express Silverado 1500 Astro...
  • 1.【Fitment 1】Spider Fuel Injector Only Fit for 4.3L V6 Engine,Compatible with 1996-2005 Chevy Astro Blazer Express 2500,1996-2014 Chevy Express...
  • 2.【Fitment 2】6 Cylinder Fuel Spider Injector Compatible with 1996-1998 GMC C1500 K1500,1996-1999 GMC P3500,1996-2002 GMC Jimmy,1996-2004 GMC...
  • 3.【Material】FJ503 Fuel Injector Assembly made of plastic tube and metal bracket.Designed like a spider delivers fuel into the cylinder,can help...
  • 4.【Manufacturer Part Number】:Replce for 12568332,17113673,322-04819,217-3028,FJ503,16-9706,FJ10565,800-1512N,4G1887,240408,217-3252.Note:Please do...
  • 5.【Package】1 x Fuel Spider lnjectors Kit and brackets.Please note that before installing the injector and fix the bracket on the injector to...
Bestseller No. 10
Tykick FJ503 Spider Fuel Injector Replacement For Chevy Silverado 1500 S10 P30 Blazer GMC Sonoma...
  • 【New Upgrade】1、Focus on solving the problem of difficult to adjust the nozzle angle of the injector,Can Manually AdjustableAngle 0-360°....
  • 【confirmedfit myFitment 1】Fuel Spider Injector Replacement Compatible with GMC Sonoma 1996-2002,GMC Sierra 1500 1999-2002,GMC Savana 1500...
  • 【confirmedfit myFitment 2】Fuel injectors Compatible with Chevrolet Silverado 1500 1999-2002,Chevy S10 1996-2002,Chevrolet P30 1996-1999,Chevrolet...
  • 【Compatible with OEM Part...
  • 【Quality Guarantee】Within half a year after purchase, if there is any quality problem, it can be replaced for free.
Bestseller No. 11
6 Cylinder FJ503 Spider Fuel Injector Assembly Compatible for Trucks Vortec 4.3L 1996-2002 Fuel...
  • Applicable models: FJ503 Spider Fuel Injector Compatible for Trucks Vortec 4.3L 1996-2002.
  • OE Part Number: FJ503, 12568332, 19210688, 89060439, 17114164,17113295, 25331863, 17113295, 17113215, 17115379, 17113673, 2204-510881, 322-04819,...
  • Easy installation: Its manufacturing meets the original factory specifications, can direct replacement for your old or broken parts.
  • Package included: 1xSpider Fuel injector 6 cylinder. FJ503 Fuel Injector kit 12568332 Spider Fuel Injector with Bracket.
  • Why you choose us? our Injector can effectively prevent fuel exposure, reduce fuel waste, improve fuel utilization, and minimize stickiness during...
Bestseller No. 12
Spider Fuel Injectors FJ503 6 Cylinder w/Bracket Replacement 4.3L V6 Chevy Express Silverado 1500...
  • ✔【FJ503 Fuel Injectors Replace Part Numer】Replaces for Standard Motor Products FJ503, FJ10565, 19210688, 12568332, 88894353, FJ10565-11B1,...
  • ✔【FJ503 Spider Fuel Injector Compatible with Chevy Models】Automotive Replacement Fuel Injectors for Chevy V6 4.3L Engine Compatible with -...
  • ✔【Spider Injectors 4.3 Vortec Compatible with GMC Isuzu Models 】6 Cylinder Fuel Spider Injector Compatible for - 1996-1998 GMC C1500 K1500 |...
  • ✔【Fuel Spider Injector Installation Recommendations】Please be sure to fix the bracket on the injector before installing the Spider Vortec Fuel...
  • ✔【Customer Support】Vortec Fuel Injector comes with a 1-Year Unlimited-Mileage Warranty; Being brand-new and sturdy, this Fuel Injector Kit is...
SaleBestseller No. 13
Vphix FJ503 Spider Fuel Injectors for 1996-2014 Chevrolet Blazer C1500 K1500 Express 1500 2500 Astro...
  • Fits 1996 - 2002 GMC Jimmy; 1996 - 2005 Safari; 1996 - 2004 Sonoma etc Fits 1997 - 2000 Isuzu Hombre; Fits 1996 - 2001 Oldsmoblie Bravada
  • Fits Chevy 1996 - 2005 Astro; 1996 - 2005 Blazer; 1996 - 1999 P30; Silverado 1500 Classic; K1500;C1500 etc. For more fitment details, please read our...
  • Manual adjustment of product shape is required; Injection molding process - Do not bend repeatedly in one place to avoid damage. We recommend that you...
  • Interchange Part Number: 12568332, 4G1887, 217-3028, FJ503, FJ10565, 2173028, 89060439, 833-22102-6, 25331863, 800-1512N, 17113295, 17114164, 17091628
  • Warranty : One Year
Bestseller No. 14
FJ503 Spider Fuel Injector Replacement for Chevy Express Silverado 1500 Astro Blazer GMC Sierra...
  • Replace Part Number: ‎FJ503, FJ10565, 2173028, 217-3028 89060439, 833-22102-6, 800-1512N, 25331863, 17113295, 17114164,...
  • Compatible with: For Chevrolet Silverado 1500 1999-2002,For Chevy S10 1996-2002,For Chevrolet P30 1996-1999,For Chevrolet K1500 1996-1998,For...
  • HIGH QUALITY: Multi-Port Fuel Injection Replacement Parts - Spider fuel injectors are a special type of fuel injection system commonly used in...
  • After-sales service: 1 year warranty. Please check the compatibility before purchase to make sure the part fits your vehicle. If you have any...
Bestseller No. 15
YZHIDIANF FJ503 Spider Fuel Injector for:-Chevy for:-GMC Astro Blazer C1500 Express K1500 P30 S10...
  • ⭐⭐⭐⭐⭐【Fitments】Please use "amazon confirmed fit" above to verify fitment before purchasing. 4.3L V6 GAS for:-Chevy 1996-2005 Astro //...
  • 🏆【OE Number】FJ503, 12568332, 17113673, 322-04819, 217-3028, 16-9706, FJ10565, 8001512N, 4G1887, 240408, 217-3252, FJ10565-11B1
  • 🏆【100% Strict Quality Control】All Of YZHIDIANF Fuel Injectors Undergo Strict Quality Control Not Just Before Shipping But Throughout The...
  • 🏆【Regular Cleaning Fuel Injectors】Generally Speaking, If The Car Is In Good Condition And The Fuel Quality Is Good, It Can Be Done Every...
  • 🏆【Enhanced Performance】YZHIDIANF Fuel injectors Are Manufactured To The OE Specification To Provide Factory-fresh Appearance And Direct-fit,...
Bestseller No. 16
Dasbecan Spider Fuel Injector w/Retaining Bracket Compatible with 1996-2005 Chevy Chevrolet GMC GM...
  • Compatible with Chevrolet Astro 1996-2005, Blazer 1996-2005, C1500 Pickup 1996-1998, Express1500 1996-2006, Express 2500 1996-2005, K1500...
  • Compatible with GMC C1500 Pickup 1996-1998, Jimmy 1996-2002, K1500 Pickup 1996-1998, P3500 1996-1999, Safari 1996-2005, Savana 1500 1996-2006.
  • Replaces Part Numbers: 19210688, 12568332, 88894353,17113273,FJ503, FJ10565, 217-3028, 2173028, 89060439, 833-22102-6, 25331863, 800-1512N, 17113295,...
  • Damaged can be directly replaced, easy to install. Please confirm the part number and model before ordering.
  • 1 Year Warranty, refund for product problems
Bestseller No. 17
GELUOXI FJ503 Spider Fuel Injector 4.3L V6 Compatible with 1996-2002 Chevy Express Silverado 1500...
  • Reference Part Number: FJ503, 12568332, 217-3028, FJ503, 16-9706, FJ10565, 800-1512N
  • Compatible with Chevrolet Astro 1996-2005, Blazer 1996-2005, C1500 Pickup 1996-1998, Express 1500 1996-2006, Express 2500 1996-2005, K1500...
  • Compatible with GMC C1500 Pickup 1996-1998, Jimmy 1996-2002, K1500 Pickup 1996-1998, P3500 1996-1999, Safari 1996-2005, Savana 1500 1996-2006.
  • The fuel injector is a fuel delivery component that’s responsible for spraying gasoline or diesel into the combustion chambers. It’s simply a...
  • Direct replacement for the broken one and easy installation. Please confirm the part number and vehicle models before ordering.
Bestseller No. 18
FJ503 Spider Fuel Injector Compatible with 1996-2002 Chevrolet Chevrolet GMC Oldsm*obile 4.3l...
  • Part Number: FJ503,12568332,17113673,322-04819,217-3028,16-9706,FJ10565,8001512N,4G1887,240408,217-3252, FJ10565-11B1
  • Compatible with 4.3L V6 Engine:1996-1998 GMC C1500,1996-2001 GMC Jimmy,1996-1998 GMC K1500,1996-1999 GMC P3500,1996-2001 GMC...
  • Compatible with 4.3L V6 Engine:1996-2001 Chevrolet Astro,1996-2002 Chevrolet Blazer,1996-1998 Chevrolet C1500,1996-2002 Chevrolet Express...
  • The injector is a fuel delivery component that is responsible for injecting gasoline or diesel fuel into the combustion chamber. It is simply a...
  • Injector can effectively prevent fuel exposure, reduce fuel waste, improve fuel utilization, and minimize stickiness during use.There is a bracket in...
Bestseller No. 19
HiSport 6 Cylinder Retaining Clips Kit Replacement for Vortec Fuel Injector Compatible with...
  • [INSTALLATIONS] - Easy to install !!! Put the clip on the connector and press it a few times to fix it
  • [PRODUCT INFORMATION] - Use the high quality ABS plastic material,dimension:9.0mm*13.0mm*46.0mm,pack into (8 pcs/set)
  • [COMPATIBILITY] - This injector SCPI retaining clips replacement for spider fuel injector assembly compatible with Chevy GMC Vortec Spider Clips V8...
  • [HIGH CONTROL QUALITY] - All fuel injector clips are benches tested in-house before packaging and shipment to our customers, your satisfaction is our...
  • [POST SERVICE] - After receiving the product, you can consult us how to install, will offer you the most patient answer
Bestseller No. 20
TamerX Vortec Spider Fuel Injector Assembly for Chevrolet/GMC 5.0L/5.7L
  • TamerX Spider Fuel Injector Assembly Central Port Injection We guarantee fit and function. This TamerX Central port Fuel Injection Assembly For The...
  • This is a completely remanufactured SCPI Fuel Injector. The TamerX Spider Assembly is 100% tested to meet or exceed OEM Specifications. The...
  • The Assembly comes with new Viton O-Ring, Fuel Pressure Regulator. Application: Make: Chevrolet, GMC Model: Trucks and SUVs Engines: 5.0L, 5.7L Year:...
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FAQ:

Q: What kind of fuel injection does a 1996 Chevy spider have?

A: This TamerX central port fuel injection assembly for the 1996-2001 Chevrolet/GMC Spider Fuel Injector Assembly GM 4.3L GM V6 Engine. This is a completely Remanufactured SCPI Fuel Injector.

Q: Should I replace the Spider injection unit?

A: Replacing the old spider injection unit isn’t cheap but it’s supposed to make it idle a ton better and get a bit more power.

Q: What does the poppet injector upgrade do?

A: The upgrade is that the stock poppet injectors are replaced with multec II injectors which are a better design but don’t offer much in the way of pressure or flow increase over stock. it’s just good insurance for any older Vortec truck with CSFI. Well it hits on 7 of 8… You have the 200 HP version of the 4.3.

Q: What kind of fuel injection does a GM V6 engine have?

A: This TamerX central port fuel injection assembly for the 1996-2001 Chevrolet/GMC Spider Fuel Injector Assembly GM 4.3L GM V6 Engine. This is a completely Remanufactured SCPI Fuel Injector. Does shopping for the best 4.3 vortec v6 performance upgrades get stressful for you?