Speartech Fuel Injection Systems

07/10/2026

Gen V build area. Can’t even get all the engines in one shot. This is what separates us from the others. Several different combinations of GDI engines with 6L80, 8L90, 10L90 1st Gen, and 10L90 2nd Gen combinations. Each kit is built and tested on a live engine and transmission.
We have a legit LT5/10L90. It may come up for sale soon!

07/09/2026

Come by and see us. We'll have a booth this year August 8th in Alexandria Indiana.

109 Trophies! Hundreds of Vendors! Thousands of Guests! One Purpose!

TANL's 6th Annual Summer Dayz Car Show & Vendor Festival is back and it’s bigger and better than ever. Every car, every vendor, and every dollar raised helps children entering foster care right here at home in Indiana.

🔥 What to Expect

• Hundreds of cars, trucks, bikes, and jeeps competing for Best in Show
• Hundreds of vendors with something for everyone and thousands of guests from across Indiana
• Food trucks, music, silent auction, and a free bicycle giveaway

🔥 Event Details

Saturday, August 8, 2026
8 AM to 5 PM
Madison County 4H Fairgrounds (Beulah Park)
512 E 4th Street
Alexandria, Indiana

🔥 Show Details

• Registration 8 AM to 12 PM
• Registration $20
• Dash plaques for the first 300 entries
• Awards ceremony at 4 PM

🔥 CAR TROPHIES

Best in Show • Top 70 • Old School • New School • Truck • Engine • Paint • Custom • Rat Rod • Young Gun • People’s Choice • Car Club

🔥 BIKE TROPHIES

Best in Show • Top 3 • Most Chrome • Best Paint • Classic (1989 & Older) • Modern (1990 & Newer) • Youngest Rider • Side Car • Trike • People’s Choice

🔥 JEEP TROPHIES

Best in Show • Top 10 • Most Mods • Oldest • Best Themed • Jeep Club • People’s Choice

🔥 WHY WE DO IT

Every dollar raised helps Turn Away No Longer provide clothing, comfort items, emergency essentials, and a safe landing for children entering foster care across Indiana.

🔥 More to Experience

• Hundreds of vendors
• Food trucks
• Silent auction
• Free bicycle giveaway at 1:30 PM
• Music throughout the day

🔥 Get Involved

Register a Vehicle
[email protected]

Be a Vendor
[email protected]

Become a Sponsor
[email protected]

This isn’t just a car show.

It’s a movement to change how foster care begins in Indiana.

Bring your family. Bring your friends. Support something that matters.

Join us August 8th for the hottest show of the summer.

Summer Dayz Event Link:
https://www.facebook.com/share/1Bb3R2Yr2K/?mibextid=wwXIfr

07/08/2026

Gen IV Harnesses are still in stock! Get it complete with computer(s), pedal, MAF sensor, and/or oxygen sensors!

-LS3/T56 Magnum
-LS3/4L70E (13-pin or 15-pin)
-LS3/4L80E
-LS3/6L80

Speartech.com

07/01/2026

Sale is for default harness layouts only and only for online orders!

4th of July sale from now until Sunday July 5th. Get 10 Percent off Gen 3 and Gen 4 harnesses and harness packages.
All Gen 3 and Gen 4 harnesses have a 3-4 week lead time which can vary. For US Sales only and shipping within the USA.

We're celebrating 250 years of freedom!!!!!!!!

06/25/2026

Please reach out directly to [email protected] if you want a standard series harness.
-Wired for GM C6 Corvette alternator and A/C location
-42" in-car harness layout
-Computers are available for an additional fee
-Accelerator pedals are available for an additional fee
-If using an aftermarket accessory drive with a self exciting alternator and/or Sanden compressor, you can ignore our A/C and/or alternator connections.
-All harnesses in stock were tested on a live engine/transmission here to verify proper functionality.
-High end cloth style covering with non split heat resistant Heat Shield Products non-split covering on most of the sensor branches!
-Pre-wired for the stock LS3 intake manifold, LS3 MAF, and C6 Corvette O2 sensors!

05/20/2026

Press release.
ANDERSON, IN and MOORESVILLE, NC — Speartech Fuel Injection Systems, Inc., the industry’s renowned LS and LT engine retrofit specialist, and Modern Racing, a leader in motorsport electronics and wiring solutions, have announced a strategic partnership focused on developing high-performance electrical systems for the underserved space between sportsman racers and top-tier professional race teams. While expanding into new motorsports-focused product offerings, Speartech remains fully committed to growing the industry-leading EFI conversion solutions, wiring systems, and customer support that its loyal customer base has relied on for decades. By combining Speartech’s harness production capabilities with Modern Racing’s hands-on motorsports integration experience and trackside involvement with top-level racing teams, the partnership aims to deliver professional-grade reliability, serviceability, and performance to a broader range of racers and builders. Insights gained through Modern Racing’s real-world experience at the highest levels of competition will help drive the development of products and solutions tailored specifically to the needs of sportsman racers.

04/25/2026

LS Fest West, come by our booth and say hello! It's going to be a full day here Saturday!

04/24/2026

All setup at LS Fest West! Come by the booth and ask us any questions you have.

04/23/2026

LS Fest West. We'll be in Vegas Friday-Sunday. Come by our booth and say hello!

04/23/2026

LS Fest West countdown. See you in two days at the Las Vegas Motor Speedway