Entries in the ‘News’ Category:

Yaris GR Dyno Testing continues, RS Fabrications development.

Dyno Testing continued this week with further exhaust development. A replacement 200 Cell Sport Catalytic Converter was installed along with other downpipe modifications. Running the Twin Silencer, Twin Exit RS Exhaust System along with DTUK Tuning Box and ITG Panel Air Filter results were very encouraging. Various maps were tried with runs consistently producing 310, […]

Leave a Comment

RS Fabrications Yaris, addition to the Family. GReat News

Another exciting week with the arrival of a second Toyota Yaris GR. RS12 FAB [Big Red], a welcome addition, that will double RS Fabfications development time. RS12 Fab was immediately put on the 4 Poster Lift for the full RS Fabrications Performance Package, Twin Silencer Exhaust GR-RS 100 [The Gentlemen’s] with Carbon Tailpipes, Tuning Box […]

Leave a Comment

Yaris GR Performance Project, Update Week 6, Customers & Development

The RS Fabrications Yaris GR Performance Project continues to expand, rapidly!! Production, Sales, Shipping, Customer Vehicle Installation and continued Research & Development makes for busy times at the RS Fabrications Workshop. First up was Adam this week, car enthusiast from Warwickshire he currently owns various Performance Cars, most noticeable being a his immaculate Lancia Intergrale. […]

Leave a Comment

Duke of Marlborough, Toyota Yaris GR 300 BHP Performance Upgrades,

Interesting start to the week with the Duke of Marlborough bringing his Toyota Yaris GR to RS Fabrications for the full RS Fabrications Performance Upgrade. Full Stainless Steel Cat Back Exhaust with Carbon Fiber Tips , DTUK Tuning box with RS Fabrications Map [developed on the Dyno], and ITG Panel Air Filter. The Duke also […]

Leave a Comment

Yaris GR Performance Exhaust Production and Customer Fitting continues.

Yaris GR Performance Exhaust production is flat out at the the RS Fabrications Workshop, Towcester. Orders from UK, Belgium, Greece & Switzerland have been fulfilled, with enquires received from Australia, Italy & France. A steady stream of collections and fitting components “in house” continues. “It’s difficult to keep up with demand at present” said Russell […]

Leave a Comment

Suzuki XR69 F1 TT Aluminium Swinging Arm

Local Silverstone Bike Builder, John Simms at Trident Engineering, came into RS Fabrications with a simple request. “Russell, Can you make me some of these XR69 swinging arms?” ” No, problem!!!” was Russell’s reply. [“as always” Sarah added!] Working from a sample Swinging arm, manufacturing tooling was designed and fabricated in house, mainly from 20mm […]

Leave a Comment

RS Fabrications Yaris GR Dyno Runs and Production

With research, Russell invested in the DTUK Performance Specialists Digital Tuning Box for the Yaris GR and with another exhaust change it was off to the Dyno, Testing. Time invested on the Dyno has produced great results for Exhaust Tuning and Mapping of the DTUK Tuning box. Maps have been specifically manipulated for RS Fabrications […]

Leave a Comment

RS Fabrications, R & D, Data Collection and Analysis

“Probably the most interesting time that you can have with any vehicle is on the RS Fabrications Yaris R & D Testing Program” commented Russell recently. Outright performance & vehicle improvement is the goal, with additional Testing and Analysis under strict Covid rules in these difficult times, but they are making headway! Also we have […]

Leave a Comment

Yaris GR, RS Fabrications Evaluations

With evaluation runs out between Christmas & New Year, Research & Development continues at RS Fab. From our original Test Sessions and further Road Testing our 0-60 time have dropped from¬† 5.01 to 4.40¬† and our 30-70 times from 4.78 to 4.20 both on a damp cold morning but still showing some superb gains. [N.B. […]

Leave a Comment

Yaris Testing and Exhaust Manufacture continues at RS Fabrications

Exhaust Testing and Manufacture continues at the RS Fabrications facility in Towcester. After testing with our straight through system on Track we proceeded to MRC Tuning, Banbury, for Dyno runs. With limited time, we tested the Standard Yaris Exhaust System for a baseline and then tested our GRS 102, 3.0″ Centre Section with Silencer and […]

Leave a Comment