LSwerX Speed Shop

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LSwerX Speed Shop LSwerX Speed Shop specializes in harness rework , tunes , upgrades , swaps, as well as full turbo builds , restos , and repair.

Coolant system getting plumbed on the Cummins chassis swapped GMC Sierra crew cab. Intercooler and turbo getting plumbed...
10/22/2026

Coolant system getting plumbed on the Cummins chassis swapped GMC Sierra crew cab. Intercooler and turbo getting plumbed as well and slowly starting to look nicer under the hood and more complete 👌

A fresh set of 850cc injectors going into the 09 Turbo Silverado build to keep up with fuel demand. ⛽ 🐌💨
10/21/2026

A fresh set of 850cc injectors going into the 09 Turbo Silverado build to keep up with fuel demand. ⛽ 🐌💨

BOV and wastegate getting plumbed on the 09 Turbo Silverado build. And a lil blankie action on the turbo to keep it nice...
10/20/2026

BOV and wastegate getting plumbed on the 09 Turbo Silverado build. And a lil blankie action on the turbo to keep it nice and toasty.

10/17/2026

Choppitty choppitty

New ECM unfortunately doesn't have 2 bar speed density support on the 09 Turbo Silverado build. So the MAF sensor is goi...
10/16/2026

New ECM unfortunately doesn't have 2 bar speed density support on the 09 Turbo Silverado build. So the MAF sensor is going back in for better fueling control in boost. Some piping shortened, flared, and MAF sensor wiring all finished up and plumbed.

Some charging issues diagnosed on the 09 Turbo Silverado build. Old alternator left the chat as well as a bad charging c...
10/14/2026

Some charging issues diagnosed on the 09 Turbo Silverado build. Old alternator left the chat as well as a bad charging cable causing a blown maxifuse. New big guage alternator charge cable made up and installed as well as a fresh alternator. Houston, we have a charge. ⚡

A digital rearview mirror, with dash cam and rearview camera, retrofitted into the 71 C10 build. And a no rear brake lig...
10/14/2026

A digital rearview mirror, with dash cam and rearview camera, retrofitted into the 71 C10 build. And a no rear brake light situation fixed with a faulty brake switch swapped out for a new unit.

Supercharged Denali getting the 8 rib treatment with new pulleys.Billet power steering, idler, and alternator pulleys g...
10/12/2026

Supercharged Denali getting the 8 rib treatment with new pulleys.
Billet power steering, idler, and alternator pulleys going on , as well as a beefy 4% overdrive super dampener for a tad more boost. 🐎💨

Slowly getting some gremlins sorted out on the 09 turbo Silverado build. Fuel pump relay hasn't been actuating and found...
10/08/2026

Slowly getting some gremlins sorted out on the 09 turbo Silverado build. Fuel pump relay hasn't been actuating and found the culprit. Someone jammed the wrong style terminal into the fusebox connector and the relay signal wire was broken off.
Now on to the next gremlin.

Time to get this wiring sorted out on the Cummins chassis swapped 4dr GMC Squarebody. Rear wiring harness removed and st...
10/07/2026

Time to get this wiring sorted out on the Cummins chassis swapped 4dr GMC Squarebody. Rear wiring harness removed and stripped down for the fuel tank sender and pump wiring. All separated and ready to go back in.

#2500

Address

17666 TX/121
Trenton, TX
75490

Opening Hours

Monday 10am - 5pm
Tuesday 10am - 5pm
Wednesday 10am - 5pm
Thursday 10am - 5pm
Friday 10am - 5pm
Saturday 12am - 5pm

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